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 = -3 and y = -3, what is the value of -9c(c - y)?
| 80 | |
| -10 | |
| 0 | |
| 140 |