Question 369680
{{{ x^2  - 4x = -3}}}
{{{x^2-4x+4=-3+4}}}
{{{(x-2)^2=1}}}
{{{x-2=0 +- 1}}}
{{{x=2 +- 1}}}
{{{highlight(x=3)}}} and {{{highlight(x=1)}}}