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20 August, 06:36

Solve for x: |2x + 12| = 18

x = 3, x = - 3

x = 3, x = - 15

x = 15, x = - 15

x = - 3, x = 1

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  1. 20 August, 09:22
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    |2x + 12| = 18

    2x + 12 = + or - 18

    x + 6 = + or - 9

    x = 9 - 6 or - 9 - 6

    x = 3 or - 15

    x = 3, x = - 15
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