Question 210887
{{{(x+1)^2 = x+1}}}
{{{x^2+2x+1 = x+1}}} Subtract x from both sides.
{{{x^2+x+1 = 1}}} Subtract 1 from both sides.
{{{x^2+x = 0}}} Factor an x.
{{{x(x+1) = 0}}} so...
{{{x = 0}}} or {{{x+1 = 0}}}
{{{highlight(x = 0)}}} or {{{highlight(x = -1)}}}