10.85 book .4% tax how do do this

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

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 is the slope of the line that contains the points (-2,1) and (0,-3)