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 = -6 and x = -7, what is the value of 4b(b - x)?
| -24 | |
| 50 | |
| 144 | |
| -147 |