Ben heats his home with oil. He's looking for the most cost-efficient program. He finds out that Home Heaters charges a delivery fee of $50 and then $1.07/liter.
AWhat are the two variables in this situation?
BWhat is the equation that represents the total cost of buying oil from Home Heaters?
AWhat are the two variables in this situation?
BWhat is the equation that represents the total cost of buying oil from Home Heaters?