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 = 5 and z = -1, what is the value of -c(c - z)?
| 4 | |
| -30 | |
| 252 | |
| -120 |