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5 June, 09:14

3x+2 (5x+4) = 47

what is x

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  1. 5 June, 09:40
    0
    3x + 2 (5x + 4) = 47

    3x + 2 (5x) + 2 (4) = 47

    3x + 10x + 8 = 47

    13x + 8 = 47

    - 8 - 8

    13x = 39

    13 13

    x = 3
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