PLSSS HELP ASAP IM TAKING A TEST RN

Identify the parent function that can be used to graph the function f(x)=3(x-9)2

Solve the equation for x. 50(4x + 12) = 200

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{ {