Question

What are the x-intercept(s) of the graph of y + 12 = x2 + x?

Answer 1

This will happen when the y-value of the graph is 0, so you just need to solve:
\[x^2+x-12=0\\
(x+4)(x-3)=0\\
x=-4,3\]
will be the x-intercepts.

Answer 2

thank you so much!