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Lunna [17]
3 years ago
8

Can someone please help?!!!

Mathematics
1 answer:
Nuetrik [128]3 years ago
3 0

The perimeter of a rectangle is P=2l+2w where l is the length and w is the width.

Plug in values of l and w in:

P=2(x+8)+2(x-1)

P=2x+16+2x-2

P=4x+14

So the perimeter of the rectangle is 4x+14 units

Hope this helped!

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Step-by-step explanation:

In this case, you input the value of y (y = 6) into the equation ( 2.5(y-x)= 0)

2.5(6-x) = 0

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Collect like terms.

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Substituting 6 for x in the equation,

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Step-by-step explanation:

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