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 = 5 and x = -1, what is the value of 5c(c - x)?
| -405 | |
| 150 | |
| 231 | |
| 54 |