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11 October, 09:42

The measures of the angles of triangle are 3x°,5x°,76°. Find the value of x

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  1. 11 October, 10:07
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    Triangle = 180°

    3x + 5x + 76 = 180

    combine like terms

    8x + 76 = 180

    subtract 76 from both sides

    8x = 104

    divide both sides by 8 to isolate the variable

    x = 13
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