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 = 1, what is the value of 7b(b - x)?
| 140 | |
| 0 | |
| 490 | |
| 36 |