I cannot see the entire problem
13a.) If you're dividing and the base (in this case the base is 10) is the same, subtract the exponents.

13b.) If you're multiplying and the base is the same, then you add the exponents:

13c.) This is similar to 13b:
We just add these numbers all together. The "losses" are negatives and the profits are positive.
-140,000 - 56,000 + 110,000 + 60,000 = -26000 or D
Answer:
D) Subtract -5 from 15, then find the absolute value
Step-by-step explanation: