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 = -6 and y = -9, what is the value of -8a(a - y)?
| -5 | |
| 864 | |
| 84 | |
| 144 |