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 = -9 and z = 6, what is the value of 5b(b - z)?
| 50 | |
| 60 | |
| 540 | |
| 675 |