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 = 8 and y = -1, what is the value of -5a(a - y)?
| 648 | |
| -180 | |
| -360 | |
| -945 |