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 = 7 and x = 9, what is the value of -5c(c - x)?
| 70 | |
| -72 | |
| -108 | |
| -896 |