SOLUTION: Find the length of each side of an equilateral triangle ABC if: AB=4x+20 BC=2x+40 AC=3x+30

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Question 1009474: Find the length of each side of an equilateral triangle ABC if:
AB=4x+20
BC=2x+40
AC=3x+30
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Since it is equilateral, all the sides are equal...thus
AB = BC
4x+ 20 = 2x + 40
2x = 20
x = 10
and each side is
4(10) + 20 = 60