Answer: $10.8
Step-by-step explanation: Let 6 represents how many cheeseburgers was spent. x represents the cost of each cheeseburger that we don't know yet, and 64.80 represents the total cost. 6*x=64.80 x = 10.8
64.80 ÷ 6 = 10.8. So the each cheeseburger cost $10.8. You can find out what these variables are buy dividing 64.80 and 6. You will get your answer.
