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 = 2 and z = 7, what is the value of -2b(b - z)?
| -196 | |
| 15 | |
| 96 | |
| 20 |