25 !
which equation does the graph of the systems of equations solve?

quadratic graph opening down and quadratic graph opening up. they intersect at 0, 3 and 3, 0.

a. x2 − 2x + 3 = 2x2 − 4x − 3
b. x2 − 2x + 3 = 2x2 − 4x + 3
c. −x2 + 2x + 3 = x2 − 4x + 3
d. −x2 − 2x + 3 = x2 − 4x + 3