The sum of three numbers is 10. two times the second number minus the first number is equal to 12. the first number minus the second number plus twice the third number equals 7. find the numbers.
listed in order from smallest to largest, the numbers are , , and .

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{ {