SOLUTION: Two sides of an equilateral triangle are 7x+5 and 13-x. What are their lengths?

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Question 637755: Two sides of an equilateral triangle are 7x+5 and 13-x. What are their lengths?
Answer by lwsshak3(11628) About Me  (Show Source):
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Two sides of an equilateral triangle are 7x+5 and 13-x. What are their lengths?
All 3 sides of an equilateral triangle are equal.
7x+5=13-x
8x=8
x=1
length of the sides of the given equilateral triangle=1