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 = -8 and x = -9, what is the value of b(b - x)?
| -8 | |
| 144 | |
| -60 | |
| -21 |