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20 December, 08:32

If the solution to the equation is x = - 2, find the value of a

4x-2 (x-a) = 14

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  1. 20 December, 11:34
    0
    x=-2

    4x-2 (x-a) = 14

    4 * (-2) - 2 (-2-a) = 14

    -8+4+2a=14

    -4+2a=14

    2a=18

    a=9
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