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 = 9 and z = -2, what is the value of 6a(a - z)?
| 594 | |
| 162 | |
| -81 | |
| -350 |