Question

The cellular phone service for a business executive is $35 per month plus $0.40 per minute of phone use over 900 min. For a month in which the executive's cellular phone bill was $104.20, how many minutes did the executive use the phone?

Answer 1

The exec used the phone for 1073 minutes

We just cancel out and isolate for x, then add the 900 minutes

Answer 2

Answer:1073

Step-by-step explanation: 104.2-35+69.2

69.2/.4=173

900+173+1073