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28 October, 02:43

The length of each side of an equilateral triangle is increased by 5 in, so the perimeter is now 60 in.

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Answers (2)
  1. 28 October, 05:47
    0
    (x+5) + (x+5) + (x+5) = 60

    3x+15=60

    3x=45

    x=15.

    before 5 was added to each side, each side was 10 in, and now each side is 15 in.

    because x is the original side lengths and we added 5 to each side.

    combine like terms and solve for x.
  2. 28 October, 06:35
    0
    The answer origanlly would of been 65
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