Which system of equations has no solution?

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers