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 x = -7, what is the value of 9c(c - x)?
| -252 | |
| 648 | |
| -108 | |
| -195 |