6х + Зу = 12
solve for y

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?