When solving an equation with two variables, replace the variables with the values given and then solve the now variable-free equation. (Remember order of operations, PEMDAS, Parentheses, Exponents, Multiplication/Division, Addition/Subtraction.)
If a = -8 and y = -3, what is the value of -9a(a - y)?
| 408 | |
| -360 | |
| -6 | |
| 180 |