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nika2105 [10]
3 years ago
10

Solve for x. 5x-7 =-32 simplify your answer as much as possible

Mathematics
2 answers:
Greeley [361]3 years ago
8 0

Answer:

x=-5

Step-by-step explanation:

To solve for x, we have to get x by itself. Perform the opposite of what is being done to the equation, to both sides.

5x-7= -32

First, move all the constants to the same side. 7 is being subtracted, so add 7 to both sides.

5x-7= -32+7

5x= -32+7

5x= -25

Now, 5 and x are being multiplied. Divide both sides by 5.

5x/5= -25/5

x= -25/5

x= -5

If we want to check our answer, substitute our solution back in for x.

5x-7=-32

Substitute -5 in for x

5(-5)-7 = -32

-25-7 = -32

-32 = -32

This is true, so x is equal to -5

Nata [24]3 years ago
6 0

Answer:

x = -5

Step-by-step explanation:

5x-7 =-32

Add 7 to each side

5x-7+7 = -32+7

5x = -25

Divide each side by 5

5x/5 = -25/5

x = -5

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Answer:

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Step-by-step explanation:

We are given the following in the question:

y(x) = 1100x + 2491

The above gives the altitude of the airplane above the sea level in feet(y) after x minutes since the take off.

Comparing the above equation, to a general linear equation, we have,

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Comparing we get,

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Interpretation:

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Answer:

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Step-by-step explanation:

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