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 = -5 and x = -1, what is the value of -2a(a - x)?
270 | |
-18 | |
-40 | |
54 |