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spayn [35]
3 years ago
13

Determine the value of each of the following expressions. a.

Mathematics
1 answer:
nekit [7.7K]3 years ago
4 0

a=2.86

b=48.24

c=31.29

d=84

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An office supply store sells 12 rolls of tape for $29.88. At that rate, which proportion could be used to solve for c, the cost
kobusy [5.1K]

Answer:

$89.64

Step-by-step explanation:

First, you want to find your unit rate.

To do that, simply just divide what you know (cost/amount):

29.88/12

= 2.49

This means that one role of tape costs $2.49.

Now that we know that, you can simply just solve for value "c":

c = 2.49(36)

c = 89.64

8 0
3 years ago
(URGENT) need answer for today​
Harman [31]

<u>Given</u>:

Given that a basketball court is in the shape of a rectangle that is 94 feet long and 50 feet wide.

We need to determine the length of the diagonal to the court.

<u>Length of the diagonal:</u>

The length of the diagonal can be determined using the Pythagorean theorem.

Thus, we have;

d^2=l^2+w^2

where d is the diagonal, l is the length and w is the width of the rectangle.

Substituting the values, we have;

d^2=94^2+50^2

d^2=8836+2500

d^2=11336

d=\sqrt{11336}

d=106.5

Thus, the length of the diagonal of the court is 106.5 feet.

8 0
4 years ago
Need help please like I think I'm screwed
VLD [36.1K]
1hr 30 mins= 60mins+30mins=90mins
140$=90mins
In one minute, they make 140/90=14/9
in 9 hours=9*60mins=540mins
540*14/9=840
therefore,they make 840$ in 9 hours
5 0
3 years ago
Whats the answer to 8h+5-3h=8h-4 and how do i do it
tiny-mole [99]

The solution to the linear equation:

8h + 5 - 3h = 8h - 4

is h = 3.

<h3>How to solve the linear equation?</h3>

Here we have the linear equation:

8h + 5 - 3h = 8h - 4

To solve it, we need to move all the terms with h to the left side of the equation and the terms without x to the right side:

8h - 3h -8h = -4 - 5

-3h = -9

Now we can divide both sides by -3 to get:

h = -9/3 = 3

We conclude that the solution to the linear equation is h = 3.

If you want to learn more about linear equations:

brainly.com/question/1884491

#SPJ1

5 0
2 years ago
How do you solve how to make a ten to solve 13-7?
Valentin [98]
13 - 7 = (10 + 3) - 7 = (10 - 7) + 3 = 3 + 3 = 6
5 0
3 years ago
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