Question 95517
{{{x^2+6x-7=x^2+2x+1}}}
subtract the right side from the left. 4x-8=0
add 8 to both sides.  4x=8
divide 4 into both sides. x=2
Check:
{{{(2+7)(2-1)=(2+1)^2}}}
{{{9*1=3^2}}}
EdJones