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 a = -7 and x = 8, what is the value of 7a(a - x)?
| 224 | |
| 56 | |
| 735 | |
| 63 |