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2 October, 00:15

How to solve? [3x+4]+1=7

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  1. 2 October, 00:47
    to solve this we need to isolate the x variable.

    subtract 1 from each side: [3x+4] = 6

    now we can drop the parentheses and subtract 4 from each side: 3x = 2

    divide each side by 3: x = 2/3
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