Question

Which of the following pair of equations has no common solution?

A)

x y x y 3 3 0,3 9 2 0 B)

x y x y 3 7 0,3 3 15 0

C)

2 5,3 2 8 x y x y D)

2 5 20,6 10 40​

Answer 1

If the graph represents pair of parallel lines, the pair of equations will have no solution and hence is inconsistent.