Answer:
Step-by-step explanation:
54=2(x+9)+2x
Answer:
w ≥ 11.25
Step-by-step explanation:
Remember: at most, is no more than, or is less than or equal to mean to use the ≤ inequality.
length = 9 + w
width = w
P = 2l + 2w
63 ≤ 2(9 + w) + 2w
63 ≤ 18 + 2w + 2w
63 ≤ 18 + 4w
45 ≤ 4w
45/4 ≤w
11.25 ≤ w or w ≥11.25
What is the 5th term of the geometric sequence
9. 27. 81.243, ...?
Answer:
729
Step-by-step explanation:
You are multiplying 3 each time. The first 4 terms are given to you:
Term 1: 9
Term 2: 9 x 3 = 27
Term 3: 27 x 3 = 81
Term 4: 81 x 3 = 243
Term 5: 243 x 3 = 729
729 is the 5th term of the geometric sequence.
Answer:
729
Step-by-step explanation:
Each terms are multiplied by 3.
So the 5th term is 243*3 = 729.
Choose as many answers as apply.
According to the lesson, things you can do to help you decide on a bank include:
compare interest rates
determine which bank has the most attractive buildings
ask friends where they bank
visit two or three branch office
Some things you can do to help you decide on a bank include:
Ask friends where they bankVisit two or three branch officesCompare interest ratesWhy are these important?When trying to locate a bank that offers competitive returns on savings and favorable borrowing costs, consider comparing interest rates.
To gather additional information about certain banks, why not solicit feedback from acquaintances? People who have personal experience with a particular bank can provide valuable insights into their satisfaction levels with regards to customer service, for example.
Finally, taking the time to visit branch offices can offer valuable clues regarding convenience level and overall atmosphere.
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The Heat (H) required to melt copper is proportional to the copper’s mass in grams (g). Suppose the number of calories to melt 1 gram of copper is represented by c . Which statements are true for this situation
Answer:
H = cg The number of calories to melt one gram is the constant of proportionality. Heat = calories(mass) Write as y = kx, where k is the constant of proportionality → H = cg → c is the constant of proportionality
Step-by-step explanation:
Create a list of steps, in order, that will solve the following equation.
1/2(x+5) ^2 +2=42.5
Answer:
1/2(x+5) ^2 +2=42.5
Subtract 2 from both sides of the equation.
1/2(x+5) ^2 +2 -2=42.5-2
Subtracting 2 from itself leaves 0.
1/2(x+5) ^2 =42.5-2
Subtract 2 from 42.5.
1/2(x+5) ^2 =40.5
Multiply both sides by 2.
1/2(1/2(x+5) ^2 =(40.5)1/2
(x+5) ^2 =81
Take the square root of both sides of the equation.
x+5=9
x+5=−9
Subtract 5 from both sides of the equation.
x+5−5=9−5
x+5−5=−9−5
Subtracting 5 from itself leaves 0.
x=9−5
x=−9−5
Subtract 5 from 9.
x=4
Subtract 5 from −9.
x=−14
The equation is now solved.
x=4
x=−14
Find the x- and y-intercepts of the graph.
Answer:
see explanation
Step-by-step explanation:
the x- intercepts are the values of x where the graph crosses the x- axis
these occur at x = - 2 and x = 2
then x- intercepts are x = - 2 , x = 2
the y- intercept is the value of y where the graph crosses the y- axis
this occurs at y = 4
then y- intercept is 4
x intercept of a graph is the point(s) of the graph that intersects x-axis , y intercept of a graph is the point(s) of the graph that intersects y-axis .
x and y intersepts vary from graph to graph , a graph may have various x and y intersepts , a graph may have one x and y intersepts , or may don't have none of them , or may have only one of the intersepts
_______________________
In this graph
there are two x intersepts and one y intersept
x intersepts :
( 2 , 0 )
( -2 , 0 )
y intersept :
( 0 , 4 )
There are 6 roses in a vase of flowers. The rest are daisies. (a) What is the ratio of all flowers 15 in the vase to daisies? (b) What is the ratio of roses to daisies?
Answer:
(a) No. of daisies=15-6
=9
Flowers:Daisies
15:9
(b) Roses:Daisies
6:9
2:3
#roses_are_rosie:))
Answer:
a) 15 : 9
b) 2 : 3
Step-by-step explanation:
Total flowers: 15
Roses: 6
Daisies: 15 - 6
= 9
a) Ratio of all flowers to daisies:
> 15 : 9
b) Ratio of roses to daisies:
> 6 : 9
> 2 : 3 (simplified)
i need you to show your work
\(5\dfrac 23 + 4\dfrac 12\\\\\\=5+ \dfrac 23 + 4 + \dfrac 12\\\\\\=9 + \dfrac 23 + \dfrac 12\\\\\\=9+ \dfrac 76 \\\\\\=\dfrac{61}6\\\\\\=10\dfrac 16\)
Answer:
\( \displaystyle{5 \frac{2}{3} + 4 \frac{1}{2} }\)
\(\displaystyle{ \frac{17}{3} + \frac{9}{2} }\)
\(\displaystyle{ \frac{17 \times 2 + 9 \times 3}{6} }\)
\(\displaystyle{ \frac{34 + 27}{6} }\)
\(\displaystyle{ \frac{61}{6} }\)
\(\displaystyle{10 \frac{1}{6} }\)
The roots of f(x) = 2x^2
+ 8x + 13 are
and
The vertex of the parabola is
at
Answer:
( 2 , − 5 )
Step-by-step explanation:
Please awnser asap I will brainlist
Answer:
True
Step-by-step explanation:
The easiest way to understand this problem is to first breakdown the notation. In words, the problem is stating 9 is NOT an element of the set containing the elements 4, 1, 8, and 7. Since 4\(\neq\)9, 1\(\neq\)9, 8\(\neq\)9, and 7\(\neq\)9 then 9 is not an element of this set and the statement is true.
Question 25 Given that a: b = 8:5 and b: c = 3:4, find the ratio a: b: c Give your answer in its simplest form.
Answer:
24 : 15 : 20
Step-by-step explanation:
express ratios in fractional form and express b and c in terms of a
\(\frac{a}{b}\) = \(\frac{8}{5}\) ( cross- multiply )
8b = 5a ( divide both sides by 8 )
b = \(\frac{5}{8}\) a
also
\(\frac{b}{c}\) = \(\frac{3}{4}\) ( cross- multiply )
3c = 4b ( divide both sides by 3 )
c = \(\frac{4}{3}\) b = \(\frac{4}{3}\) × \(\frac{5}{8}\) a = \(\frac{5}{6}\) a
Then
a : b : c
= a : \(\frac{5}{8}\) a : \(\frac{5}{6}\) a ( multiply each part by 24, the LCM of 8 and 6 )
= 24a : 15a : 20a ( divide each part by a )
= 24 : 15 : 20 ← in simplest form
The water usage at a car wash is modeled by the equation W(x) = 5x3 + 9x2 − 14x + 9, where W is the amount of water in cubic feet and x is the number of hours the car wash is open. The owners of the car wash want to cut back their water usage during a drought and decide to close the car wash early two days a week. The amount of decrease in water used is modeled by D(x) = x3 + 2x2 + 15, where D is the amount of water in cubic feet and x is time in hours. Write a function, C(x), to model the water used by the car wash on a shorter day. C(x) = 5x3 + 7x2 − 14x − 6 C(x) = 4x3 + 7x2 − 14x + 6 C(x) = 4x3 + 7x2 − 14x − 6 C(x) = 5x3 + 7x2 − 14x + 6
A line passes through the point (1,5) and has a slope of 7
Therefore, the equation of the line passing through the point (1,5) with a slope of 7 is y = 7x - 2.
The equation of a line in the point-slope form is given by the following equation:
y-y_1 = m(x-x_1)
where m is the slope of the line and (x1, y1) is any point on the line.
Therefore, we can write the equation of the line passing through the point (1,5) with a slope of 7 as follows:
y-5 = 7(x-1)
Expanding the right-hand side of the equation gives:
y-5 = 7x-7
Adding 5 to both sides of the equation gives:
y = 7x-2
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pls help me and I will mark u as brainliest plssss help
Answer:
\(x = 120 \times \cos(45) - 0 = 120 \times 0.7 = 84 \\ y = 120 \times \sin(45) - 150 = 84 - 150 = 64\)
Bigco Corporation is one of the nation’s leading distributors of food and related products to restaurants, universities, hotels, and other customers. A simplified version of its recent income statement contained the following items (in millions).
Cost of sales $ 11,571
Income taxes 249
Interest expense 23
Net earnings 1,442
Sales 16,400
Earnings before income taxes 1,691
Selling, general, and administration expense 3,543
Other revenues 428
Total expenses (excluding income taxes) 15,137
Total revenues 16,828
Prepare an income statement for the year ended June 30, current year. (Hint: First order the items as they would appear on the income statement and then confirm the values of the subtotals and totals.)
Step-by-step explanation:
I hope this answer is helpful ):
factor 6a^3-18ab please show work
Answer:
The given expression is
We see from the possible answers they are all in reduced form - variables are grouped together. That means we should also reduce the given expression to see which answer is equivalent to it.
Let's expand the term inside the parentheses first, by multiplying each term inside by the coefficient of the parentheses, -3.
Now let's group terms which have the same variables.
We can see that there are two groups:
Let's evaluate them separately. We just need to reduce each group now, since we've already grouped similar terms.
If we put the groups back together into the expression,
We can see that . So (D) is the answer. Hope this helped.
Step-by-step explanation:
6a(a^2 −3b)
Step-by-step explanation:6a^3 −18ab
Factor out 6.
6(a^3 −3ab)
Consider a^3 −3ab. Factor out a.
a(a^2 −3b)
Rewrite the complete factored expression.
6a(a^2 −3b)
HELP ME RIGHT NOW ISTG
A medication states that the odds of having an allergic reaction are 2 in 200. What is that probability states as a percent?
16 families went on a trip which cost them Rs 2,16,352. How much did each
family pay?
Given that 16 families went on a trip and the cost of the trip was Rs. 2,16,352.The amount paid by each family is to be determined by unitary method Hence each family paid Rs.13522
Now, let's solve this by using the method of unitary method. To find the cost of 1 family trip, we will divide the total cost of the trip by the number of families.2,16,352 / 16 = 13,522 So, the cost of the trip per family is Rs. 13,522.Hence, each family paid Rs. 13,522 for the trip.
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Answer:
Step-by-step explanation
1. The total cost of the trip for all 16 families is Rs 2,16,352.
2. To find out how much each family paid, we need to divide the total cost by the number of families: Rs 2,16,352 ÷ 16.
3. When we do the division, we get the result: Rs 13,522.
Now let's check if this result is correct:
1. If each family paid Rs 13,522 for the trip, then the total cost for all 16 families would be: 16 × Rs 13,522 = Rs 2,16,352.
2. This is exactly the same as the total cost given in the problem statement.
So we have shown that each family paid **Rs 13,522** for the trip
4 is less than w, and 8 is greater than or equal to w
Answer:
4 < w
8 > w
The greater than sign would have a line under it.
Step-by-step explanation:
HELP! PLEASE final math problem I need this done by tomorrow please!!!
22. An electronics store makes $125 profit on every iPhone it sells and $100 on every Android it sells.
The store owner wants to make a profit of at least $500 a day selling DVD players and CD players.
a. Write an inequality to describe the situation.
x=iPhone y=Android
____x ______ ____y ____ _______
(125/100) (≤ / ≥) (500/125)
-rearrange so y is the answer
Answer: y ≥ (5/4)x - 1, where x represents the number of iPhones sold and y represents the number of Androids sold.
Step-by-step explanation:
What is 4 & 1/2+1/8? *
Answer:
4 5/8
Step-by-step explanation:
Rewriting our equation with parts separated
=4+12+18
Solving the fraction parts
12+18=?
Find the LCD of 1/2 and 1/8 and rewrite to solve with the equivalent fractions.
LCD = 8
48+18=58
Combining the whole and fraction parts
4+58=458
Factor:
2
x" – 36 = 0
Answer:
36 is answer
Step-by-step explanation:
36 - 36 is equal to 0
Answer: SOrry no answer im just dumb :( but lonely so hear me out. ( if u dont care just earse it )
Step-by-step explanation:
Ok I don't have any friends but I have dated a boy, he was my first bf and he broke up with me bc i text him for 7 days bc don't have a phone and ye he broke up with me bc of that anywayss he told me he missed me and I was so stupid that I said why are u telling me this is you broke up wit me ? rightt and then 2 moths later I stared to miss him :(( i told him that I miss him but I didn't want him back but all he said was that wen did u start cathcing feeling for me? and how did u start catching feelings? and blah blah blah. soo yeah i texted him and he just leaves me on delivered even wen can see that hes active like idk just sad :(( (sorry for telling you this. its cs idk just sadddd :((((( )
B) What is the cost of making 35 items?
And c. The domain
The cost of making 35 items is 1100 and the domain is (-∞,∞)
The cost of making 35 items :
x = 35plug the value into the cost equation
C(35) = 10(35) + 800
C(35) = 350 + 800
C(35) = 1100
Hence, cost of making 35 items is 1100
The domain of the functionSince the value of X can be any real number, we can plug in any real number for x and get a real number output.
Hence, the domain = (-∞,∞)
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(12c(5th power)) x 3c(4th power)
How do we simplify this equation?
Answer:
You can combine the powers and bases to get 36c^9
Step-by-step explanation:
12*3=36
Rule of exponents= n^m*m^n is (n*m)^m+n
Hope this helps.
Arun wants to make a model of a cone with paper whose diameter is 6cm and slant height
is 7cm. Then he covered the cone with a lid (circular shape). How much paper is required to
make the model.
The amount of paper required to make the model is 94.2 square cm
How to determine the amount of paper required to make the model?The given parameters in the question are
Slant height = 7 cm
Diameter = 6 cm
This means that
Radius = Diameter/2 = 6 cm/2
So, we have
Radius = 3 cm
The amount of paper required to make the model is then calculated as
A = πr(r + l)
So, we have
A = 3.14 * 3 * (3 + 7)
Evaluate
A = 94.2
Hence, the amount needed is 94.2 square cm
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to develop mode 2, you should ask what-if questions about ways to use what you have just learned in several different situations.
The given statement about to develop mode2 , one should ask what -is questions about you have learned in different situation is false.
As given in the question,
To develop mode 4 , one should ask what -if questions about different ways to use it what you have just learned in various different situations.To develop mode 2 , represents the development of the innovative project, it reflects the abstract and practical approach towards any project.Develop mode 2 , represents the logical thinking and differentiate the project from other projects.Therefore, to develop mode2 represents the that you have just learned various different situations is a false statement.
The above question is incomplete, the complete question is:
To develop Mode 2, you should ask what-if questions about ways to use what you have just learned in several different situations.
A. True
B. False
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Find the percent of discount offered, to the nearest whole percent, on the patio set that is on sale for $299.99 after saving $110.
Answer:
26.8 % discount
Step-by-step explanation:
Original price 299.99 + 110 = 409.99
discount calculation 110 / 409.99 x 100% = 26.8% discount
Figure A is similar to Figure B. What must always be true?
a.
The corresponding side lengths of A and B are proportional.
c.
The corresponding side lengths of A and B are equal.
b.
The corresponding side lengths of A are twice the corresponding side lengths of B.
d.
The corresponding side lengths of A are half the corresponding side lengths of B.
Option (a) is the correct answer. When two figures are similar, it means they have the same shape but different sizes.
How to solve the question?
In other words, their corresponding angles are congruent, and their corresponding side lengths are proportional.
Option (b) and (d) suggest that the corresponding side lengths of A and B are related by a constant factor (either 2 or 1/2). However, this is not necessarily true for all similar figures. The constant of proportionality can be any positive real number.
Option (c) suggests that the corresponding side lengths of A and B are equal, which means that A and B are not just similar but congruent. This is not necessarily true for all similar figures, as similar figures can differ in size.
Therefore, option (a) is the only answer that must always be true for similar figures. The corresponding side lengths of similar figures are proportional, which means that if one side of figure A is twice as long as a corresponding side of figure B, then all other corresponding sides will also be in the same ratio of 2:1. Similarly, if one side of figure A is three times as long as a corresponding side of figure B, then all other corresponding sides will also be in the same ratio of 3:1. This proportional relationship holds true for all pairs of corresponding sides in similar figures
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Option (a) is the correct answer. The corresponding side lengths of A and B are proportional, must always be true if Figure A is similar to Figure B.
How to find if the figure is similar?When two figures are similar, their corresponding angles are congruent, and their corresponding side lengths are proportional. This means that if we take any two corresponding sides of the figures, the ratio of their lengths will be the same for all pairs of corresponding sides.
Option b and d cannot be true, as they both suggest a specific ratio of corresponding side lengths, which is not necessarily true for all similar figures.
Option c is not necessarily true, as two similar figures can have corresponding side lengths that are not equal but still have the same ratio.
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One day Evelyn and her friends had lunch while sitting at the tables of 19. Another day, they had lunch of tables of 18. What is the smallest number of people that could be in the group
Using the least common multiple of 19 and 18, the smallest number that could be in the group is 342
What is the smallest number of people that could be in the group?To find the smallest number of people that could be in the group, we need to find the least common multiple (LCM) of 19 and 18. The LCM is the smallest positive integer that is divisible by both 19 and 18.
The prime factorization of 19 is 19 (since 19 is a prime number), and the prime factorization of 18 is 2 * 3^2.
To find the LCM, we take the highest power of each prime factor that appears in either number:
LCM = 2 * 3² * 19
LCM = 2 * 9 * 19
LCM = 342
Therefore, the smallest number of people that could be in the group is 342.
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A trader starts with 80 mangoes. She
sells 36 during the day. What percentage
of mangoes are left at the end of the
day:
the trader sell 36 mangos.
so she has 44 mangos with her.
44÷88=0.55
0.55×100%=55%