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 x = -7, what is the value of -2a(a - x)?
| -216 | |
| -240 | |
| -8 | |
| 160 |