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 z = -6, what is the value of 7c(c - z)?
| 49 | |
| 80 | |
| -49 | |
| -36 |