HELP PLS WUICK! GIVING OUT BRAINLIST

How to solve a simultaneous equation involved with fractions?

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

Ihave trouble finding the nth term of a linear sequence