Answer:
For number three I think the blank represents 1.25
Step-by-step explanation:
For the third one:
I named the answer / total as x
-x - 2.25 = x
-x + 2.5 + 2.5 = x + 2.5
Simplifying it would give 1.25
(I'm unsure for the answer but I tried!)
HOPE THIS HELPS!!
