A text message plan costs ​$7 per month plus ​$0.34 per text. Find the monthly cost for x text messages.

Question

A text message plan costs ​$7 per month plus ​$0.34 per text. Find the monthly cost for x text messages.

Answer 1

C(x) = 7 + .34x measured in dollars

total cost = $7 plus $0.34 dollars per text

or

C(x) = 700 + 34x measured in cents 700 cents + 34 cents per text