A sailboat’s sail has three sides that are all the same length. Each side measures x−10 units. The sail’s perimeter is 63 units. What is the value of x?

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asked Jan 27, 2018 120k views

5 votes

A sailboat’s sail has three sides that are all the same length. Each side measures x−10 units. The sail’s perimeter is 63 units. What is the value of x?

Mathematics
middle-school

Serge Seredenko asked

by Serge Seredenko

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1 Answer

7 votes

3x - 30 = 63
add 30 to both sides
3x = 93
divide by 3
x = 31

GoinOff answered Feb 2, 2018

by GoinOff

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