Question 1134662
What confuses you about the problem; making you unsure?


{{{graph(300,300,-8,8,-8,8,7,x^2+2x-8)}}}


{{{x^2+2x-8=7}}}
{{{x^2+2x-15=0}}}
{{{(x+5)(x-3)=0}}}
{{{system(x=-5,OR,x=3)}}}