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 = 2 and z = 5, what is the value of 5c(c - z)?
| -100 | |
| -30 | |
| 45 | |
| 150 |