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16 March, 22:03

Solve. x (x + 1) = 20

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  1. 16 March, 22:30
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    x = (1+√81) / 2 = (1+9) / 2 = 5.000

    or:

    x = (1-√81) / 2 = (1-9) / 2 = - 4.000

    Step-by-step explanation:

    there now can i get brainliest
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