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 y = -2, what is the value of 4b(b - y)?
| -24 | |
| -18 | |
| 140 | |
| -1 |