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13 July, 00:17

a triangle has one side that measures 12, another side that measures X, and a 3 side that measures 4 less than x. the perimeter is 26. which equation would we use to find the value of x

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  1. 13 July, 00:31
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    P = 12 + X + (X - 4)

    26 = 2X + 8

    -8 = - 8

    18 = 2X

    X = 9
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