How do you solve $x^2+2x=0$ ?

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Answer 1 · 2016-12-14T20:26:25

$x = 0$ and $x = -2$

You can factor $x^2 + 2x = 0$ as:

$x(x + 2) = 0$

Now, we can solve each term for $0$ :

$x = 0$ - no other work needed,

and

$x + 2 = 0$

$x + 2 -2 = 0 - 2$

$x + 0 = -2$

$x = -2$

How do you solve x^2+2x=0x^2+2x=0?