Answer:
Part A:80
Part B:4
Step-by-step explanation:

Answer: -115 should be added to 18 to get a sum of -97.
Hope this helps. - M
Answer:
(S - 3) + (X - 3) = B
Step-by-step explanation:
S = amount of shirts
X = amount of jeans
B = total amount she would pay
(S - 3) + (X - 3) = B