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 = -2, what is the value of -5a(a - x)?
| -4 | |
| -315 | |
| 45 | |
| -24 |