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 z = 6, what is the value of -5b(b - z)?
| 0 | |
| -120 | |
| 168 | |
| -35 |