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 = -6 and z = 5, what is the value of 4c(c - z)?
| -12 | |
| 98 | |
| 264 | |
| -840 |