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Deanna Frank
Mathematics
9 September, 20:24
Solve for x.
x2 + 9x = 0
+1
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1
)
Brooks Hahn
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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