Write each fraction as a sum or difference a) 17+5n/4b) 8-9x/3c) 4y-12/2d) 25-8t/5e) 18x+51/17

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{ {