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 = 4, what is the value of 3c(c - z)?
| -432 | |
| 0 | |
| 15 | |
| -80 |