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 = -6 and x = 2, what is the value of -9a(a - x)?
| -175 | |
| -432 | |
| -288 | |
| 81 |