Ryker goes to the golf driving range every Saturday morning. The cost is a flat fee of $10, plus $2.50 per bucket of golf balls. One Saturday morning, Ryker spent $52.50. Write and solve an equation to find out how many buckets Ryker used.
A driving range charges $4 to rent a golf club plus $2.75 for every bucket of golf balls you hit. Write an equation that shows the total cost c of hitting b buckets of golf balls.