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 = -1 and z = 6, what is the value of -5a(a - z)?
-48 | |
585 | |
-105 | |
-35 |