Question

The graph represents the amounts Bob and Billy earn each hour mowing lawns. After how many hours will Bob and Billy earn the same amount?

Answer 1

From the given graph

The x-axis represents the number of hours

The y-axis represents the amount earned

The common solution of the two lines is the point of intersection

Since the point of intersection is (4, 40), then

They will earn the same amount of money $40 in 4 hours

After 4 hours they will the same amount of money