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The perimeter of x-4 2x

The perimeter of x-4 2x-example-1

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Answer:

P = 6x - 8

Explanation:

the perimeter (P) of a rectangle is calculated as

P = 2( length + width)

here length = x - 4 and width = 2x , then

P = 2(x - 4) + 2(2x) ← distribute parenthesis

= 2x - 8 + 4x ← collect like terms

= 6x - 8

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