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 = -7 and x = -4, what is the value of 7b(b - x)?
| -240 | |
| 147 | |
| 576 | |
| 40 |