128(x+1)=512
Plsss help!!!!!

Answers

Answer 1

Answer:

x=3

Step-by-step explanation:

So first do distributive property, which makes it 128x+128=512, then subtract 128 from both sides which makes it 128x=384, then divide by 128 on both sides and you get x=3.

Answer 2
answer: x=3
work cited:
128(x+1)=512
distribute 128 into parenthesis
128x+128=512
subtract 128 and move it to the other side of parenthesis
128x=384
lastly divide the 128 from the x to the 384
128x/128=384/128
x=3

Related Questions

What should the following rate be divided by to convert it to a unit rate?

What should the following rate be divided by to convert it to a unit rate?

Answers

Answer:

12

Step-by-step explanation:

Answer:

12

Step-by-step explanation:

A recipe calls for 1 3/4 cups of milk for 8 servings. If the recipe is increased to 24 servings, how much cups of milk are needed?

Answers

Assuming there is the same amount of cups of milk per serving.

Answer:

\(5~1/4\)

Step-by-step explanation:

When we increase from \(8\) servings to \(24\) servings, we triple the amount of servings needed, and hence we triple the amount of ingredients needed.

So, the amount of cups of milk needed is \(3(1+3/4)=3+9/4=3+2~1/4=5~1/4\).

So, the answer is \(\boxed{5~1/4}\) and we're done!

The number of cups of milk needed for the recipe is 5 1/4 cups.

What is Proportion?

Proportions are defined as the concept where two or more ratios are set to be equal to each other.

Suppose we have two ratio p : q and r : s. If both these ratios are proportional, then we can write it as  p : q = r : s.

Given that,

A recipe calls for 1 3/4 cups of milk for 8 servings.

We have to find the number of cups of milk needed for 24 servings.

The ratio of the number of cups of milk to the number of servings will be equal.

Let x be the number of cups of milk needed for 24 servings.

1 3/4 cups = 7/4 cups

Using proportion,

7/4 / 8 = x / 24

8x = 7/4 × 24

8x = 42

x = 42 / 8

  = 21 / 4

  = 5 1/4 cups.

Hence the number of cups needed for 24 servings is 5 1/4 cups.

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The tree in your friend's yard casts a shadow that is 27 feet long. Your friend is 5 feet tall and casts a shadow that is 4.5 feet long. What is the height of the tree?

Answers

Answer:

the tree is 30 ft tall

Step-by-step explanation:

27/x = 4.5/5

cross multiply

(4.5)(x) = (27)(5)

4.5x = 135

divide the entire equation by 4.5 to isolate x

135/4.5 = 30

x = 30

Answer:

30ft

Step-by-step explanation:

Proportion/ratio question

Tree : Your friend

27ft  :   4.5ft

?      :   5ft

Formula given divided by the original or missing value equivalent

g/o = 5/4.5 = 1.11111 multiplier

Then use multiplier for the tree given value.

27 x 1.111111 = 29.999997

= 30ft

Andy and Nick went to the amusement park. They each bought a sandwich, and Nick got a small drink. Andy had a $10 gift certificate to put toward the cost, and Nick paid the rest, which came to $44.50. A ticket costs $20.00, and a sandwich costs $6.50. How much does a drink cost at the amusement park?

Answers

Answer:

$1.25

Step-by-step explanation:

To do this problem, you need to note that they bought two of almost everything. You are also working backwards at first to get how much they spent total and then taking away the expenses.

The first step is finding how much money they spent total, and you can do this by adding the gift certificate to the price:

44.5 + 10 = $55.50

Now, you see that they each bought a ticket for $20 EACH. There were two tickets (one for Andy, one for Nick). So multiply 20 by 2 and subtract that from your total cost.

$55.50 - (2 * $20) =

$55.50 - $40 =

$15.5

They bought a total of TWO sandwiches at 6.50 each. So repeat these steps, subtracting from the number above (underlined)

$15.50 - ($6.50 * 2) =

$15.50 - $13 =

$2.5

They bought two drinks that totaled to be $2.50.

To find the cost of ONE drink, divide this number by 2:
$2.50/2 =

$1.25

Answer:

A drink costs $1.5 at the amusement park

Step-by-step explanation:

44.50 + 10 = 54.5

2 people         1 ticket = $20             1 sandwich = $6.5

20 × 2 = 40

6.5 × 2 = 13

40 + 13 = 53

54.5 - 53 =  1.5

answer pls the question

answer pls the question

Answers

Answer:

A AND D ARE CORRECT.

Step-by-step explanation:

IT IS A NUMBER LINE SO IT IS JUST BASIC ADDITION AND SUBTRACTION.

Just basically add & subtract

How far did I travel to reach my destination on each day of my three-day Trip?
a. On Day 1, after traveling 5/8 of the way to the first day's destination, I still had 15 miles left to go before reaching my first destination.
b. On Day 2, after traveling 18 miles, I still had 2/5 of that day's distance left to go before reaching my second destination.
c. On Day 3, after traveling 5/11 of that day's distance, I still had 6 more miles to travel than what I had already traveled that day, before reaching my third destination.

Answers

Answer:

81 miles

Step-by-step explanation:

Day 1

3/8---15 miles

1/8---5 miles

8/8---40 miles

Day 2

3/5---18 miles

1/5---6 miles

5/5---30 miles

Day 3

6/11---6 miles

1/11---1 mile

11/11---11 miles

Total: Day 1 + Day 2 + Day 3

40+30+11=81

What is the ratio of the corresponding side lengths?
4:9
4:2
26:26
4.5:2

What is the ratio of the corresponding side lengths?4:94:226:264.5:2

Answers

Answer:

4:2

Step-by-step explanation:

Answer:

4 : 2

Step-by-step explanation:

We are given ΔABC ≅ ΔA'B'C'.

When two triangles are congruent, their corresponding sides and angles are congruent.

Since, the sides of the triangles are in relation,

AB = 2 × A'B' and side BC = 2 × B'C' i.e. 4 = 2 × 2 and 9 = 2 × 4.5.

Therefore, the ratio of the corresponding sides are given by 4 : 2 and 9 : 4.5 i.e. 2 : 1.

Since, the ratio of the corresponding sides comes out to be 2 : 1 = 4 : 2.

Hence, the ratio of the corresponding sides is 4 : 2.

The stem-and-leaf plot displays data collected on the size of 15 classes at two different schools.


Bay Side School Seaside School
8, 6, 5 0 5, 8
8, 6, 5, 4, 2, 0 1 0, 1, 2, 5, 6, 8
5, 3, 2, 0, 0 2 5, 5, 7, 7, 8
3 0, 6
2 4
Key: 2 | 1 | 0 means 12 for Bay Side and 10 for Seaside


Part A: Calculate the measures of center. Show all work. (2 points)

Part B: Calculate the measures of variability. Show all work. (1 point)

Part C: If you are interested in a smaller class size, which school is a better choice for you? Explain your reasoning. (1 point)

PLEASE HELP ASAP !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Part A: To calculate the measures of center, we can find the median and the mean for each school.

For Bay Side School, the median class size is the average of the 8th and 9th values when the data is sorted in ascending order. The 8th and 9th values are both 25, so the median class size is 25.

To find the mean class size for Bay Side School, we can add up all the class sizes and divide by the total number of classes. The sum of the class sizes is 12 + 12 + 12 + 14 + 15 + 15 + 16 + 16 + 18 + 18 + 20 + 20 + 23 + 25 + 25 = 243. There are 15 classes, so the mean class size is 243/15 ≈ 16.2.

For Seaside School, the median class size is the average of the 8th and 9th values when the data is sorted in ascending order. The 8th and 9th values are both 15, so the median class size is 15.

To find the mean class size for Seaside School, we can add up all the class sizes and divide by the total number of classes. The sum of the class sizes is 10 + 10 + 10 + 11 + 12 + 15 + 15 + 16 + 17 + 17Part A (continued):

18 + 18 + 20 + 20 + 25 = 222. There are 14 classes, so the mean class size is 222/14 ≈ 15.9.

Therefore, the measures of center for Bay Side School are: median = 25, mean ≈ 16.2.

The measures of center for Seaside School are: median = 15, mean ≈ 15.9.

Part B: To calculate the measures of variability, we can find the range and the interquartile range (IQR) for each school.

For Bay Side School, the range is the difference between the largest and smallest class sizes. The largest class size is 25, and the smallest class size is 12, so the range is 25 - 12 = 13.

To find the IQR for Bay Side School, we need to find the first quartile (Q1) and the third quartile (Q3) of the data. From the stem-and-leaf plot, we can see that Q1 is 15 and Q3 is 20. Therefore, the IQR is 20 - 15 = 5.

For Seaside School, the range is the difference between the largest and smallest class sizes. The largest class size is 25, and the smallest class size is 10, so the range is 25 - 10 = 15.

To find the IQRPart B (continued): for Seaside School, we need to find the first quartile (Q1) and the third quartile (Q3) of the data. From the stem-and-leaf plot, we can see that Q1 is 12 and Q3 is 18. Therefore, the IQR is 18 - 12 = 6.

Therefore, the measures of variability for Bay Side School are: range = 13, IQR = 5.

The measures of variability for Seaside School are: range = 15, IQR = 6.

Part C: If you are interested in a smaller class size, Seaside School is a better choice because its measures of center are lower than those of Bay Side School, indicating that its class sizes tend to be smaller on average. Additionally, Seaside School has a smaller range and IQR, indicating less variability in class size. Therefore, there is less chance of encountering very large classes at Seaside School compared to Bay Side School.

person up top did a great job

Find the area of Figure 1.
A.10 units2
B.25 units2
C.7.5 units2
D.15 units2

Find the area of Figure 3.

A. 15 units2

B. 7.5 units2

C. 25 units2

D. 10 units2
PLEASE ASAP PLEASE!!!

Find the area of Figure 1.A.10 units2B.25 units2C.7.5 units2D.15 units2Find the area of Figure 3.A. 15

Answers

Answer: Figure 1 is A and Figure 3 is D

Step-by-step explanation:

Length for figure 1 is 10 units and the width is one, using the formula a=l*w

10=1*10

Length for figure 3 is 5 units and the width is 2 a=l*w 10=5*2

Figure 1 = A.
Figure 3 = D.

The water level in a glass decreases 0.4 cm each hour due to evaporation. At the beginning of the experiment, the water level is 12.6 cm.

Let x represent time, in hours, elapsed since the beginning of the experiment and let y represent the water level, in centimeters.

Part A

Construct a linear function, using x and y from above, that determines the water level at a given time, in hours, after the experiment begins.

Part B

How many hours does it take for all of the water to evaporate?

Answers

Answer:

Part A

12.6 - 0.4x = y

Part B

x = 31.5

Step-by-step explanation:

Part B

12.6 ÷ 0.4 = 31.5 hours

y=12.6-0.4x is the required linear equation and it takes 31.5 hours to completely evaporate the water in glass.

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

Given that in the beginning of the experiment, the water level is 12.6 cm.

The water level in a glass decreases 0.4 cm each hour

Let x represent time, in hours, elapsed since the beginning of the experiment and let y represent the water level, in centimeters.

We need to find the linear function, using x and y from above, that determines the water level at a given time, in hours, after the experiment begins.

y=12.6-0.4x

We need to find how long will it take to for all of the water to evaporate.

12.6/0.4 = 31.5 hours

Hence, y=12.6-0.4x is the required linear function and it takes 31.5 hours to completely evaporate the water in glass.

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Please help me with this IXL! Thanks

Please help me with this IXL! Thanks

Answers

-0.71 is it i think so i dk

Help me with this please-

Help me with this please-

Answers

Answer:

19<x<25

Step-by-step explanation:

_______________________________________________________

|                                                                |           |                                   |

2                                                              17        19                                  25

x < -9=?
plsssssssssss help

Answers

Answer:

any number below -9, or any regular number.

please give brainliest ☻︎

X= (-infinity,-9)
Explanation: The domain is anything under -9 () means not including
Infinity is never included

dilation of 0.25 about the origin y(-2,-1),x(0,2)w,(2,2)

dilation of 0.25 about the origin y(-2,-1),x(0,2)w,(2,2)
dilation of 0.25 about the origin y(-2,-1),x(0,2)w,(2,2)

Answers

Answer:

D

Step-by-step explanation:

Just multiply everything/the coordinate points by 0.25 lol ( I recommend desmos dot com if you want to visualize graphs)

Dilation of 0.25 equals:

Y(-0.5, -0.25)

X(0, 0.5)

W(0.5, 0.5)

The measure of z (4x-5) if x=7 find the measure of z then classfiy then angle

Answers

Answer:

x=2

Step-by-step explanation:

...........................................

Z=23
Explanation:

Z is 23, what it means as classify as there can be different ways but I’ll assume it means acute

A triangle has angles of 124°, 28°, and 28°. Explain whether or not the triangle can have its three side lengths equal to 7 units, 6 units, and 14 units.

Answers

No it cannot. There are a couple of ways to prove this. The easiest way is that we know by looking at the angles that we have an Isosceles triangle, because we have 2 angles of the same value. We know that an Isosceles triangle must have at least 2 sides of the same length, which means that this triangle cannot have the side lengths listed.

Find f(1/3) if f( n ) = 3 n
1
3
1 /3
(A explanation along with the answer would be appreciated because I have no idea how to do this)

Answers

Answer:

1

Step-by-step explanation:

Simplify 1/3

1

Explanation:

You only really have to simplify 1/3 = 1

Hope this helped :D

I NEED THIS NOW!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
For each of the figures, write Absolute Value equation in the form

|x−c=d|, where c and d are some numbers, to satisfy the given solutions:

I NEED THIS NOW!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!For each of the figures, write Absolute Value

Answers

point c is at -4 and point d is at -8
C is -4 and D is -8 where c and d r some numbers!

help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee plsssssssssssssssss

help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee plsssssssssssssssss

Answers

I can’t read bring it closer on a new post
I can’t really see but i’ll be sure to help you if you could bring it closer !

Drag the geographical features that helped Rome flourish to the box.

plains added to
mountains


plateaus


desert


geographical features that helped Rome flourish

Answers

Answer:

1.mountains plains rivers

2. A

3.C

4.B

Step-by-step explanation:

yes

it’s dirt because it on mountains and it’s a every day life thing

A poster storage tube in the shape of a cylinder has a diameter of 3.5 inches and a volume of 122.5 (pi) cubic inches. What is the height of the poster storage tube in inches. What is the height of the poster storage tube in inches?

Answers

Answer:

the hieght is 12.7 inches

Step-by-step explanation:

v=122.5

r=d/2

3.5/2=r

r=1.75

v=pir²h

122.5 =piR²h

122.5=pie1.75²h

okay so frist solve for r sense exponents come before multiplication in bedmask

122.5 =pi3 .06g

so then it's pie times r

122.5=9.61 *h

122.5/9.61=h

12.7=h

Answer:h≈12.73in

d Diameter

3.5

in

V Volume

122.5

in³

h

r

h

r

r

h

A

b

Using the formula

V=π(d

2)2h

Solving forh

h=V

π(d

2)2=122.5

π·(3.5

2)2≈12.7324in

Step-by-step explanation:

Please help me with this I would give you 50 points.

Please help me with this I would give you 50 points.
Please help me with this I would give you 50 points.

Answers

Answer:

sorry I dont think it makes sence

Step-by-step explanation:

because if is 1:3 and your going to add 6 cats it probably wont work out. there is a mistake on your text book

number two is is 3 dogs to 9 cats cause
1:3
2:6
3:9
by adding three on the right and one each time on the left so the answer to it would be three

Select all expressions that are equivalent to 5n-30

n+n+n+n+n−30

5n + (-30)

5n-30n

(n-6) x 5

5 (n-30)

Answers

Answer: everything EXCEPT 5(n-30)

Step-by-step explanation:

How does the decimal point move when 50.2 is multiplied by 1102?

Answers

55,320.4 I think if I’m wrong sorry

Step-by-step explanation:

50.2 = 5.02 × 10¹

1102 = 1.102 × 10³

so,

50.2 × 1102 = 5.02 × 1.102 × 10³×10¹ =

= 5.02 × 1.102 × 10⁴

so, the decimal point moves 3 positions to the right :

55,320.4

−1/8(2h+4)+1/2=−7/4

what is h

Answers

Answer:

h=7

Step-by-step explanation:

H=7. Soooooooooooooooooo yeah

a and are different numbers that are selected from the first 25 whole numbers: 1 through 25.If a is greater than b, what is the smallest value the expression could have?

Answers

Answer:

The smallest value the expression could have is 1.

Step-by-step explanation:

If a and b are different numbers selected from the first 25 whole numbers (1 through 25), and a is greater than b, the smallest value the expression could have is when b is the smallest possible value and a is the next smallest value.

The smallest possible value for b is 1, and a must be greater than b. Therefore, the smallest possible value for a is 2.

So, the smallest value the expression could have is 2 - 1 = 1.

The smallest value the expression could have is 2-1=1

Bob sets the price of the plants according to their height in inches. A plant that is 9.5 inches high costs $2.28 in his store. What is the price per inch of a plant? Show your calculation.

Answers

Answer:

2.28 divide 9.5

=0.24

Step-by-step explanation:

if im not wrong it is 24cents each inch $2.28÷9.5=0.24

Find the area of the polygon

Find the area of the polygon

Answers

196 square miles
20 x 10 = 200
10 - 8 = 2 m
20 - 16 = 4 m
1/2 x 4 x 2 = 4 sq miles
200 - 4 = 196 sq mile

Keira said that if 6 tickets are sold, there should be 2 tickets left. Is Keira correct?

Answers

To determine whether Keira's statement is correct, we need to analyze the information provided.

According to Keira, if 6 tickets are sold, there should be 2 tickets left. However, we don't have any information about the initial number of tickets available.

If the total number of tickets initially was 8, and 6 tickets were sold, then there would indeed be 2 tickets left, supporting Keira's statement.

However, if the total number of tickets initially was less than 8, or if the statement doesn't specify the initial number of tickets, we cannot determine if Keira's statement is correct.

Therefore, without additional information, we cannot determine the accuracy of Keira's statement.
in order to know if Keira has two tickets left, we need to know the first number of tickets without that number there is no way to find the remainder

Find the measurements

Find the measurements

Answers

Answer:

<1=28, <2=62

Step-by-step explanation:

You know that the large triangle is 180 and there is a smaller triangle that is also 180. You are also provided an angle is 90 and another is 62.

90+62=152.

180-152=28. So, angle 1=28.

28+90=118.

180-118=62

The value of measure of angle ∠1 is,

⇒ ∠1 = 28°

And, The value of measure of angle ∠2 is,

⇒ ∠2 = 118°

What is mean by Angle?

An angle is a combination of two rays (half-lines) with a common endpoint. The latter is known as the vertex of the angle and the rays as the sides, sometimes as the legs and sometimes the arms of the angle.

Now, For definition of angles of triangles;

We get;

⇒ 62° + 90° + ∠1 = 180°

⇒ 152° + ∠ 1 = 180°

⇒ ∠ 1 = 180° - 152°

⇒ ∠1 = 28°

And, Sum of two interior angles of triangle is equal to an exterior angle of triangle.

Hence, We get;

⇒ ∠2 = ∠1 + 90°

⇒ ∠2 = 28° + 90°

⇒ ∠2 = 118°

Thus, The value of measure of angle ∠1 is,

⇒ ∠1 = 28°

And, The value of measure of angle ∠2 is,

⇒ ∠2 = 118°

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