Write the perimeter of the floor plan shown as an algebraic expression in x

asked Jan 10, 2021 80.3k views

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6 votes

From the figure, the perimeter is

P = 11 + (x-2) + (11-3) + [(x-2) - (x-11)] + (x-11)

= 11 + x - 2 + 8 + 9 + x - 11

= 2x + 15

Ilcredo answered Jan 16, 2021

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