It costs $7.75 to enter an arcade and $0.25 to play an arcade game. You have $8.25. Write an equation that represents the number g of games you can play.
An equation is = 8.25.

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

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?

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76