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 = -4 and z = -9, what is the value of -6a(a - z)?
| 490 | |
| -210 | |
| 120 | |
| 351 |