As a fundraiser for a debate club, the pikesville middle school debate club plans to sell t-shirts that feature the school logo. the company producing the t-shirts will charge the club $250 for the design and setup costs, plus $10 per t-shirt. the club members have decided to sell the t-shirts for $15 each. write an equation that represents the production cost in dollars to make the t-shirts. answer must be in the form y=mx b