Zorah, a musician, pays $⁢120 to have her instrument tuned and $⁢10 per hour for a booth at a fair. She estimates that she earns $⁢25 per hour in tips. The equation can be used to represent the break-even point. 120 plus 10 x is equal to 25 x How many hours, x , will Zorah have to play in order to break even?