How do you factor and solve $x^2 +6x=-9$ ?

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Answer 1 · 2016-09-07T19:43:07

$x = -3$

$x^2 +6x +9=0$

Find factors of 9 which add up to 6.
The signs are the same, both +.

$3xx3 = 9 and 3+3 = 6$

$(x+3)(x+3) = 0$

Both brackets are the same, so there is only one solution.

$x = -3$

How do you factor and solve x^2 +6x=-9 x^2 +6x=-9?