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

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Answer 1 · 2016-07-08T23:49:48

$x = -2 or x=0$

Although there are only 2 terms, the equation is still a quadratic.
Always check to see if it factorises. There is a common factor.

$x(x+2) = 0$

Either factor can be 0.

$x +2 = 0" or " x=0$

$x = -2 or x=0$

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