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 y = -5, what is the value of 2a(a - y)?
| -36 | |
| 0 | |
| 64 | |
| 28 |