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 = -5 and y = -4, what is the value of -4a(a - y)?
| 84 | |
| -126 | |
| -392 | |
| -20 |