Answer:

Step-by-step explanation:
Number of repeat customers = 40
Amount charged from each of the repeat customers = $ x
So,
amount charged from 40 customers = $ 40 x
Number of new customers = 18
As Michel charged each of the new subscribers $3 less than the amount charged from each of the repeat customers,
amount charged from each of the new customers = $ (x - 3)
So,
amount charged from 18 new customers = $ 18(x - 3)
Total amount charged from repeat and new customers = ![\$[(40x)+18(x-3)]=\$40x+18x-54=\$58x-54](https://tex.z-dn.net/?f=%5C%24%5B%2840x%29%2B18%28x-3%29%5D%3D%5C%2440x%2B18x-54%3D%5C%2458x-54)
As Michel collected $468 for delivering newspapers,
