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 = 5 and z = -5, what is the value of 6b(b - z)?
| -450 | |
| -720 | |
| -180 | |
| 300 |