A triangle with equal sides and a square have the same perimeters. The length of a side of the triangle is 2x + 2. The length of a side of the square is x + 8. Write and solve an equation to find x.

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asked Jun 28, 2021 21.1k views

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A triangle with equal sides and a square have the same perimeters. The length of a side of the triangle is 2x + 2. The length of a side of the square is x + 8. Write and solve an equation to find x.

Mathematics
high-school

Jeff Brateman asked

by Jeff Brateman

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1 Answer

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Answer:

x=13

Explanation:

$3(2x+2)=4(x+8)\\6x+6=4x+32\\2x+6=32\\2x=26\\x=13$

Pietz answered Jul 2, 2021

by Pietz

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