Which is the correct choice ?

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

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Solve 3x-18=2y and 5x-6y=6 by elimination show work