Question

A phone company offers two long-distance plans. The first charges a flatvalue of $5.00 per month plus $0.99 for each minute used, and thesecond charges $10.00 a month plus $0.79 for each minute used.If x represents the number of minutes used each month, which system ofequations represents the total amount of money, y, you would spend foreach long-distance plan?

Answer 1

The first phone company charges a flat monthly fee of $5 plus $0.99 per minute used. Let y = the total cost of the plan and x = the number of minutes used. Thus, the equation for this company is.

y = 0.99x + 5

The second company charges a flat monthly fee of $10 plus $0.79 per min