A triangle has side lengths of (8x + 10) centimeters, (2x + 5) centimeters, and (7y - 9) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?

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asked Mar 26, 2023 101k views

2 votes

A triangle has side lengths of (8x + 10)

centimeters, (2x + 5) centimeters, and
(7y - 9) centimeters. Which expression
represents the perimeter, in centimeters,
of the triangle?

Mathematics
college

IronBlossom asked

by IronBlossom

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1 Answer

5 votes

Explanation:

the perimeter is the sum of all 3 sides, so

8x + 10 + 2x + 5 + 7y - 9 = 10x + 7y + 6

Robert Christie answered Mar 31, 2023

by Robert Christie

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