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22 August, 10:47

What is the answer for x, if 3x+7=13

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  1. 22 August, 10:56
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    3x+7=13

    move + 7 to the other side

    sign changes from + 7 to - 7

    3x+7-7 = 13-7

    3x = 6

    divide by 3 for both sides

    3x/3 = 6/3

    x=2

    Answer : x = 2
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