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 b = -4 and x = -8, what is the value of 8b(b - x)?
| -128 | |
| 56 | |
| -72 | |
| 84 |