Roger, a caterer, is investing some money in equipment and employees to help grow his business. Recently he spent $60 on equipment and hired a server who makes $15 per hour. Roger is hoping to make up these expense at the next job that is scheduled, which pays a base of $53 in addition to $22 per hour that the server works. In theory, this event could pay enough to cancel out Roger's expenditures. How long would the job have to be? How much would the job pay? solve by using substitution