Answer:
#1. Insert the given values into the equation:
Simplify multiplication from left to right:
Simplify subtraction:
#2. Insert the given values into the equation:
Use PEMDAS. Simplify multiplication:
Simplify division:
#3. Insert given values into the equation:
Use PEMDAS. Simplify parentheses:
Use PEMDAS. Simplify multiplication:
Simplify subtraction: