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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?

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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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?

asked
User Serge Seredenko
by
8.3k points

1 Answer

7 votes
3x - 30 = 63
add 30 to both sides
3x = 93
divide by 3
x = 31
answered
User GoinOff
by
8.2k points
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