Answer: 
Step-by-step explanation:
What you are trying to do is isolate the variable x. For you to do that you have to first simplify the left side of the equation and then you solve for x.
-15 i think if not u just got to use the quadratic formula.
To
solve this problem you simple have to think which of the following
option would carry your shape into itself. Or in simpler words which
one would make it go 360 degrees around. The correct set of
reflections and rotations would be:
<span>Reflect
over the y-axis, reflect over the x-axis, rotate 180°.
I
hope it helps, Regards.</span>