Question 956948
{{{(x-2)(x+1)=4}}}
{{{x^2-x-2=4}}}
{{{x^2-x-6=0}}}
{{{(x-3)(x+2)=0}}}
x-3=0 or x+2=0
x=3 or x=-2
CHECK:
For x=3:
{{{(x-2)(x+1)=4}}}
{{{(3-2)(3+1)=4}}}
{{{1(4)=4}}}
{{{4=4}}}
For x=-2:
{{{(x-2)(x+1)=4}}}
{{{(-2-2)(-2+1)=4}}}
{{{(-4)(-1)=4}}}
{{{4=4}}}