Need help in math pre algebra

3. solve the given inequality and graph the solution on a number line.

17 in long 1.3 ft wide and 8in high what is the volume

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