You find that when you order 120 magnets, the average cost per magnet is $3.00 and when you order 160 magnets, the average cost per magnet is $2.60. What is the cost equation for these custom magnets? (Let x be the number of magnets.)
You find that when you order 120 magnets, the average cost per magnet is $3.00 and when you order 160 magnets, the average cost per magnet is $2.60. What is the cost equation for these custom magnets? (Let x be the number of magnets.)