Question 24587
two expressions for y, are then equal.


{{{system(y=x^2+2x-2,y=3x+4)}}}


{{{x^2+2x-2=3x+4}}}


{{{x^2-x-6=0}}}


Try to factor.

{{{(x-3)(x+2)=0}}}



Check each of x=3, and x=-2, and find which work and which do not, if any or either.