Solve for x: 3 + 5x = 4x - 6

12 is 33 1/3% of 36 what is the whole

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{ {

What is the solution of |2x-5|< 21