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 = -1 and y = 4, what is the value of 5b(b - y)?
| -72 | |
| 60 | |
| 154 | |
| 25 |