I think its B but im not 100% sure
12,000 pounds, 1 ton = 2000 pounds
i read in class 4 but I don't explain the answer
For a system of two variables and two equations, each equation will be a linear graph, and where the lines intersect is the solution as an ordered pair (x,y). If the lines don’t intersect (they’re parallel) so there is no unique solution.