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 = 8 and z = -2, what is the value of 4c(c - z)?
| 320 | |
| 15 | |
| -24 | |
| 18 |