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 = 6 and y = -7, what is the value of 5a(a - y)?
| 48 | |
| 390 | |
| 400 | |
| 135 |