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19 July, 14:14

How do I find x? 3 (x+2+3) = x+1 (x-1+x+1)

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  1. 19 July, 18:07
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    Answer:2x^2 - x - 15=0

    Step-by-step explanation:

    3 (x+2+3) = x+1 (x-1+x+1)

    Collect like terms

    3 (x+2+3) = x+1 (x+x-1+1)

    3 (x+5) = x+1 (2x)

    3x + 15 = 2x^2 + 2x

    2x^2 + 2x - 3x - 15

    2x^2 - x - 15 = 0
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