What is the expression x - 4 represents a negative integer. What integers could X represent?

Which of the following is a proper fraction? a. 9⁄8 b. 5⁄6 c. 7⁄3 d. 4⁄2

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1