Is the graph above proportional or non-proportional?

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.

Whats are the trickiest steps to do when adding or subtracting rational expressions? how does knowledge of rational numbers u in adding and subtracting rational expressions?

Acarton of juice contains 64 ounces miss wilson bought six cartons of juice how many ounces of juice did she buy