Erica has a 18% discount coupon for an electronics store. she sees a new television that she wants to buy. after the 18% discount was applied, erica paid $492 for the television.
what was the original price of the television? show how.

15. jiovanni is looking in to two different companies that offer study guides for math exams.test prep 101 charges a $5 flat fee and an additional $0.25 per problem.math charges a $2 flat fee and an additional $0.50 per problem.how many prablems would make the costs of the two companies be equal? varibles: equations/eniqualities{ {