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 c = 1 and z = -9, what is the value of 6c(c - z)?
| 60 | |
| -675 | |
| 54 | |
| 360 |