Evaluate the expression 12-32·(-2)
Step 1: Write 32 as continued multiplication.
12-3(3)(-2)
Step 2: Solve the multiplication.
12-9(-2)=12-(-18)=12+18
Step 3: Solve the addition.
12+18=30
Final Answer: The final answer is +30.
Evaluate the expression 5x+7y-8z+12, when x=2,y=3,z=4.