Answer:
2,520 - 140x
2,520 - 140(2) = 2,240
2,520 - 140(5) = 820
(etc etc)
Step-by-step explanation:
This equation can handle any numbers.
Answer:
1. 2520 - 140x
Add up the minutes
2+5+8+10+15=40
Subsitute x for 40 minutes.
2. 2520 - 140(40)
I hope this makes sense!