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19 January, 18:26

A triangle has interior angle measures of 5s, 3s - 9 degrees and 45 degrees What is the value of s?

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  1. 19 January, 20:40
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    s = 18

    Step-by-step explanation:

    5s + 3s - 9 + 45 = 180

    add like terms

    8s + 36 = 180

    subtract 36 to both sides

    8s = 144

    divide by 8

    s = 18
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