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 y = 5, what is the value of -5c(c - y)?
| -30 | |
| 20 | |
| -42 | |
| -24 |