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 = 6, what is the value of 2c(c - z)?
| 162 | |
| 56 | |
| 14 | |
| 32 |