Question 4944
{{{x^2 = -x }}}


This is a quadratic equation, so set it equal to zero by adding +x to each side of the equation:
{{{x^2 + x = -x + x}}}
{{{x^2 + x = 0}}}


Factor the common factor of x:
{{{x(x+1) = 0}}}

x=0, or x = -1


R^2 at SCC