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25 September, 21:06

The measures of a three sides of a triangle can be represented by the algebra expressions x, 3x-1, and 4x 2. the perimeter of the triangle is 81 inches. what are the lengths of the sides of the triangle?

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  1. 25 September, 21:13
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    Perimeter of triangle = 81

    x+3x-1+4x-2=81

    8x-3=81

    8x=84

    x=10.5 so sides are 10.5,30.5,40.
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