math

The perimeter of a triangle is 26 c,. Side a of the triangle is 3 cm longer than side b. Side c is 1 cm shorter than twice side b. Find the length of each side.

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asked by sara
  1. a+b+c=26
    a=b+3
    c=2b-1

    can you take if from here?

  2. a = b+3
    c = 2b - 1

    a + b + c = 26
    b+3 + b + 2b-1 = 26
    b = 8

    a = 11
    b = 8
    c = 15

    Do these answers satisfy the conditions stated in your problem?

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    posted by Reiny

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