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 = -2 and x = -6, what is the value of -7a(a - x)?
| 56 | |
| 15 | |
| 162 | |
| 90 |