Question 320398
{{{(x + 7)(x-9) = 17}}}
{{{x^2-9x+7x-63=17}}}
{{{x^2-2x-80=0}}}
{{{(x-10)(x+8)=0}}}
Two solutions:
{{{x-10=0}}}
{{{highlight( x=10)}}}
.
.
.
{{{x+8=0}}}
{{{highlight( x=-8)}}}