Question

50 POINTS A cell phone company charges a monthly base fee for a phone plan with a limit of 500 text messages. A $0.10 fee is charged for each message beyond the limit. An equation that models the month's total cost, y, based on the number of text messages beyond the limit, x, is shown below. The rate of change in the equation represents how much the changes based on the . The monthly base fee is .

Answer 1

y = n +.1x

Explanation:

y is the total. x is how much over 500 texts she is. n is her base for 500 texts and less.

Answer 2

I got this one right, the correct answer is actually:

"The rate of change in the equation represents how much the month's total cost changes based on the number of text messages beyond the limit. The monthly base fee is $30."

You're welcome! :)