Answer:
150
Step-by-step explanation:
Use the process PEMDAS for this problem.
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
For this problem first do the problem inside the parenthesis:
7-12 = -5
-8-22 = -30
Now that we have solved the problem inside the parenthesis, now multiply.
(-5) times (-30) = 150
If you multiply two negatives together, they make a positive.
Hope this helps, have a great day! :)