21 pounds of tomatoes cost $31.50. How many pounds of tomatoes can you get for $45?

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

If you are just building your payment history, how many points from a perfect score will you possibly miss?

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.