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8 July, 21:13

What is 8x over 3 minus X over 2 equals - 13?

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  1. 8 July, 21:32
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    X^2-5x=12

    2x^2-5x-12=0

    2*-12=-24; The two factors of - 24 whose sum is - 5 are - 8 and + 3.

    2x^2+3x-8x-12=0

    x (2x+3) - 4 (2x+3) = 0

    (x-4) (2x+3) = 0

    x=4,

    2x=-3, x=-3/2

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