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9 September, 20:24

Solve for x.

x2 + 9x = 0

+1
Answers (1)
  1. 9 September, 20:48
    0
    You can use sum-product but the easiest way is to isolate x like this: x^2 + 9x (-9x) = 0 (-9x) x^2 = - 9x x^2 (/x) = - 9x (/x) x=-9
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