Need help in math!!!!!!!!

Need Help In Math!!!!!!!!

Answers

Answer 1

Answer:

1.9x+2(1.5)>30

Step-by-step explanation:

1.9(15)+2(1.5)

28.5+3

31.5 dollars

therefore the equation is grater than 30 dollars


Related Questions

Kingsley knows that 111 inch is about 2.542.542, point, 54 centimeters. He wants to write an equation he can use to convert any given length in inches (i)(i)left parenthesis, i, right parenthesis to centimeters (c)(c)left parenthesis, c, right parenthesis.
How should Kingsley write his equation?
WILL MARK BRAINLIEST

Answers

Answer:

C=2.54i

Step-by-step explanation:

The dependent variable is the value that is affected when we change the independent variable—it depends on the independent variable. So, we write equations with the dependent variable by itself.

The phrase "given" can mean "depend on". For example, if we want to find x given y, then the value of xxx depends on the value of y. In other words, xxx would be the dependent variable, and y would be the independent variable.

Hint #22 / 3

Kingsley wants to write an equation he can use to convert any given length in inches to centimeters. This means that inches (i)left parenthesis, i, right parenthesis is the independent variable, and centimeters (c) parenthesis, c, right parenthesis is the dependent variable.

Kingsley should write his equation with the dependent variable ccc by itself.

Hint #33 / 3

Kingsley should write his equation as c=2.54ic=2.54ic, equals, 2, point, 54, i.

Kingsley must multiply the measure in centimeters by 1 / 2.54 to get a unit conversion equation in inches.

How to derive a unit conversion formula?

Kingsley knows the conversion rate between inches and centimeters and wants to derive a formula. Both the inch and the centimeter are length units and we can represent it by the following ratio:

y / x = 2.54         (1)

Where:

y - Length, in centimeters.x - Length, in inches

Then, we clear the variable x in (1) to find the unit conversion formula:

x = y / 2.54        (2)

Kingsley must multiply the measure in centimeters by 1 / 2.54 to get a unit conversion equation in inches.

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88%
19. What is the solution X in this equation? 2(3x - 7) + 4(3x + 2) = 6(5x+9) + 3

Answers

\(\\ \sf\longmapsto 2(3x-7)+4(3x+2)=6(5x+9)+3\)

\(\\ \sf\longmapsto 6x-14+12x+8=30x+54+3\)

\(\\ \sf\longmapsto 6x+12x-14+8=30x+57\)

\(\\ \sf\longmapsto 18x+6=30x+57\)

\(\\ \sf\longmapsto 30x-18x=6-57\)

\(\\ \sf\longmapsto 12x=51\)

\(\\ \sf\longmapsto x=\dfrac{51}{12}\)

5 to the power of 2 + 2 to the power of 2 =?


























Answers

Answer:

the answer is 36

Step-by-step explanation:

18 Solve : (cos x + e x y)dx + (e x + e y z)dy + e ydz = 0.​

Answers

The general solution is: e^(e^y + C)(cos x + e^xy) + e^(e^y + C)yz = -K

Or, rearranging terms: e^xye^(e^y) + ye^(e^y)z = -cos x - K e^(-e^y)

one card is drawn from a pack of 52cards each of the 52 cards being equally likely to be drawn. what is the probability that the card drawn is a king? ​

Answers

The probability of drawing a king from a standard deck of 52 cards is 1/13.

In a standard deck of 52 playing cards, there are four kings: the king of hearts, the king of diamonds, the king of clubs, and the king of spades.

To find the probability of drawing a king, we need to determine the ratio of favorable outcomes (drawing a king) to the total number of possible outcomes (drawing any card from the deck).

The total number of possible outcomes is 52 because there are 52 cards in the deck.

The favorable outcomes, in this case, are the four kings.

Therefore, the probability of drawing a king is given by:

Probability = (Number of favorable outcomes) / (Number of possible outcomes)

= 4 / 52

= 1 / 13

Thus, the probability of drawing a king from a standard deck of 52 cards is 1/13.

This means that out of every 13 cards drawn, on average, one of them will be a king.

It is important to note that the probability of drawing a king remains the same regardless of any previous cards that have been drawn or any other factors.

Each draw is independent, and the probability of drawing a king is constant.

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Lee has made a nonrefundable deposit of the first month’s rent (equal to $900) on a
apartment lease to 6 months. The same day later Lee finds a different apartment that
he likes just as well, but its monthly rent is cheaper and negotiable. Assume a nominal
rate interest rate of 8% convertible monthly. The rent will be paid monthly and at the
beginning of each month. [8]
(i) Write down the cash flow and compute the present value (to 2 decimal numbers)
of 6 months if Lee rents the first apartment ($900).
(ii) Find the range of the rent (to 2 decimal numbers) of the cheaper apartment such
that Lee would switch to rent the new apartment.

Answers

It would be wiser for the couple to stay in the old apartment and save $1400.

What is  multiplication?

In mathematics, multiplication is a method of finding the product of two or more numbers. It is one of the basic arithmetic operations, that we use in everyday life.

here, we have,

Explanation:

If they stay until the end of the lease, total money that will be paid out is $1000 x 6 = $6000,

If they leave, they'll have to forgo $1000.

If they move to their new apartment, they'll pay $900 x 6 = $5400

total expenditure if they move to the new place at the end of the six months period will be, the $1000 that will not be refunded back to them on the old apartment, plus this new $5600 for six month's rent in this new apartment, and that will be a total of $6400.

It would be wiser for the couple to stay in the old apartment and save $1400.

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Which of the following statements is (are) true about the sampling distribution of the sample mean?


-
The sampling distribution of sample mean will be exactly normally distributed as long as the sample size is at least 30.


-
If the distribution of the sample mean of samples of size 6 looks skewed to the right then the underlying population distribution can't be normal.


-
As n increases, the expected value of the sample mean increases.


-
As n increases, the standard error of the sample mean decreases.


-
The sampling distribution of the sample mean has a mean equal to the population mean μ even if the sample size n is small.

A.
False

B.
True

Answers

Answer:

B.

True

Step-by-step explanation:

next time change it to is/are replace of is(are) (⁠~⁠_⁠~⁠;⁠)

Someone please hurry and answer number 4!!!! Will give brainliest

Someone please hurry and answer number 4!!!! Will give brainliest

Answers

Answer:

25×2.50=62.5

62.5+12=74.5

hope that helps

Answer:

$74.50

Step-by-step explanation:

M = 2.50(f) + 12

M = 2.50(25) + 12

M = 74.5

In each rule , copy the chart and fill in the missing parts

In each rule , copy the chart and fill in the missing parts

Answers

Answer:

7. 14

15. 30

28. 56

32. 64

18 36

x 2x

1/2y. y

2x. 4x

x+3 2x+9

Step-by-step explanation:

each out is double the in

PLZ HeLpPP FASTTTTT​

PLZ HeLpPP FASTTTTT

Answers

Answer:

0,6,12,18,24. hope this helps :)

Find the slope of the line containing the points (-3,-5) and (-4,-7).*

Answers

Answer:

m=2

Step-by-step explanation:

Destiny needs a new coat for the winter and she found one at Old Navy for $48.88. The sales tax is 8%. How much will she pay for the sales tax?

Answers

Answer:

$52.79

Step-by-step explanation:

$48.88 + 8% = $52.79

Fill in the missing number or pattern

Fill in the missing number or pattern

Answers

Answer:

1. 12,14 2. 50, 54 3. 68, 50

Step-by-step explanation:

1. +2

2. +4

3. -6

Need help on this question pls help!!!!!!!

Need help on this question pls help!!!!!!!

Answers

The mean is 3 and I don’t know what MAD is, sorry!

Explanation for mean:

There are 15 dots total throughout 5 lines. 15/5=3. For the mean you add up the total number of dots and divide it by the amount of categories.

How does the graph of the transformed function f(x) = log4(5x+25) compare to the graph of its parent function f(x) = log4x

How does the graph of the transformed function f(x) = log4(5x+25) compare to the graph of its parent

Answers

We will have the following:

The transformed function has been strechec hrizontally and translated 5 units to the left. [Option B]

Proof:

How does the graph of the transformed function f(x) = log4(5x+25) compare to the graph of its parent

There are 24 marbles in a jar. 3 marbles are added to the jar when the class is good. How many times can the class be rewarded to get 100 marbles

Answers

24? because 100-27= 73. so 73/3= 24.33333...

Mark transferred songs from his computer onto his portable music player. He transferred songs in minutes. How many songs did he transfer per minute?

Mark transferred songs from his computer onto his portable music player. He transferred songs in minutes.

Answers

I don't really know I think it's a

If the length of a rectangular prism is 4x², the width is
6x³, and the volume is 48x^8, what is the height of the
of the rectangular prism?

Answers

The height of the rectangular prism is 2x^3

How to determine the height of the prism

The volume of a rectangular prism is given by the product of its length, width, and height.

We know that the volume is 48x^8, so we can write an equation:

48x^8 = (4x^2)(6x^3)(h)

We can simplify the left side:

48x^8 = 24x^5 * h

And divide both sides by 24x^5 to find the height:

h = 48x^8 / 24x^5 = 2x^3

So the height of the rectangular prism is 2x^3

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if a bicycle is 2.5 feet in diameter and races for 345 feet how many time does the wheel turn

Answers

The answer is 43 times

Look at the cups shown below (images are not drawn to scale): A cone is shown with width 3 inches and height 6 inches, and a cylinder is shown with width 3 inches and height 5 inches How many more cubic inches of juice will cup B hold than cup A when both are completely full? Round your answer to the nearest tenth. 18.8 cubic inches 21.2 cubic inches 28.2 cubic inches 49.5 cubic inches

Answers

Answer:

cup B can hold 21.2  cubic in more than cup A when theyre both full, so the answer is cup B.

Step-by-step explanation:

How many different 6-letter arrangements are possible using the letters in ALTUVE?

Answers

The answer is 32 because there are 5 in the actual one

A student is initially outside. He is given the choice with a probability of 0.4 of going to the playground, 0.3 of shopping in the mall and 0.3 of returning home. If he is in the playground, he takes 2 hrs of time and then decides to stay in the playground again or return back home. (he can continue to decide to stay in playground like a recursive process) Similarly, If he is in the mall, he takes 3 hrs of time and then decides to stay in the mall again or return back home. (he can continue to decide to stay in mall like a recursive process) For all cases, it takes 1 hr to return home. what is the expected hours the student was outside home?

Answers

Based on the probability values, it will take the student 2 hours to stay outside the home

How to determine the expected value of the student?

The given parameters are:

Probabilities

P(1) = 0.4

P(2) = 0.3

P(3) = 0.3

Time

Time 1 = 2 hours

Time 2 = 3 hours

Time 3 = 1 hour

When the above are represented on a table, we have the following table of values

Time (x)                    |   2        3          1

Probability (P(x))       | 0.4      0.3     0.3

The expected value of the student is then calculated as

E(x) = ∑ x * P(x)

Substitute the known values in the above equation

E(x) = 2 * 0.4 + 3 * 0.3 + 1 * 0.3

Evaluate the products

E(x) = 0.8 + 0.9 + 0.3

Evaluate the sum

E(x) = 2

Hence, the expected value is 2

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Please helpppppppppp i will mark brainlist

Please helpppppppppp i will mark brainlist

Answers

Answer:

10.4 cm

Step-by-step explanation:

Since the area is half of the base multiplied by the height A = 1/2 * b * h, the height can be found from h = 2A/b

h = (2 * 83.72 )/16.1 = 10.4

Answer:26.02

Step-by-step explanation:83.72-(16.1x2)/2=26.02 (sry I know it’s confusing but that’s how I do math lol) brainlyest plz plz I need it for my rank

please help! write D u E and D n E using interval notation.

please help! write D u E and D n E using interval notation.

Answers

Part 1

\(D \cup E\) denotes the union of the two sets (in other words, all the elements in both sets).

This means it is \((-\infty, 4) \cup [7, \infty)\)

Part 2

\(D \cap E\) denotes the elements shared between both sets.

This means the answer is \((4, 7]\)

please help! write D u E and D n E using interval notation.

Ms. Hader split her class up into n debate teams. Each team has 4 students. Choose the graph that describes the total number of students, s, in Ms. Hader’s class. If there are 9 teams, how many students are in the class?

Answers

The total number of students in the class will be 36.

What is the arithmetic operator?

Arithmetic operators are four basic mathematical operations in which summation, subtraction, division, and multiplication involve.,

Summation = addition of two or more numbers or variable

For example = 2 + 8 + 9

Subtraction = Minus of any two or more numbers with each other called subtraction.

For example = 4 - 8

Division = divide any two numbers or variable called division.

For example 4/8

Multiplication = to multiply any two or more numbers or variables called multiplication.

For example 5 × 7.

Given that,

Number of sections for debate = n

Number of students in each section = 4

So,

Number of students in the class = 4n

Now,

Saying that there are 9 teams so it means n = 9

Then,

Number of students = 9(4) = 36

Hence "The total number of students in the class will be 36".

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Triangle ABC with vertices at A(−4, −4), B(8, 8), C(2, 6) is dilated to create triangle A′B′C′ with vertices at A′(−2, −2), B′(4, 4), C′(1, 3). Determine the scale factor used. 2 one half 4 one fourth

Answers

Answer: It is similar to triangle ABC and has coordinates A′(8, −12), B′(4, −16), and C′(−20, 8)

Step-by-step explanation: Dilated triangles are never congruent, only similar (unless the dilation factor is exactly 1).

The coordinates of an image dilated about the origin are those of the pre-image multiplied by the dilation factor. For example,

 A' = 2A

 A'(8, -12) = 2×A(4, -6)

These facts are all you need to know to choose the correct answer (shown above).

Answer: 1/2

Step-by-step explanation:

I took the quiz!

PLEASE HELP IN ONE MINUTE. WILL MARK BRAINLEST

PLEASE HELP IN ONE MINUTE. WILL MARK BRAINLEST

Answers

Answer:

{-2, 8, -5, -2, 7}

Step-by-step explanation:

The domain is the set of input variables in a relation. In most cases, x represents the input variables, and y represents the output variables. Therefore, the domain is the set of numbers under the column x.

Hope this helped!

Find the equation of the horizontal line that contains the point (−3,−3).

Answers

The equation for the line is y = -3

Sue has 18 sweets.
Tony also has 18 sweets.
Sue gives Tony x sweets.
Sue then eats 5 of her sweets.
Tony then eats half of his sweets.
Write the expression for the number of sweets Sue and Tony now have

Answers

Answer:

Sue : 13 - x  Tony :  x/2 + 9

Step-by-step explanation:

                                                 Sue                  Tony

_________________________________________________

initial number of sweets               |   18                   |      18

                                                       |                          |

Sue gives Tony x sweets              |   18 - x              |      18 + x

                                                       |                          |

Sue ,eats 5 of her sweets. and   |  18 - x - 5 =       |      (18 + x)/2 =

Tony ,eats half of his sweets        | 13 - x                |     9 + x/2

how to solve this question? ​

how to solve this question?

Answers

The revised Doubtful Debts Provision should be, $4,555.

Now, Using a net debtors value of $91,100 and a provision rate of 5%, use the calculation to get the adjusted Provision for Doubtful Debts (PDD):

Net Debts x Provision Rate equals Adjusted PDD.

The computation would then be:

= $91,100 x 0.05

= $4,555 is the adjusted PDD.

Because of the additional $550 in bad debt and the revised net debtors value of $91,100, the Provision for Doubtful Debts must be raised by ,

= $4,555 - $3,500

= $1,055

Hence, The revised Doubtful Debts Provision should be $4,555.

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