Answer:
+3.8 to each side
Step-by-step explanation:
I can't answer your question without a picture... Sorry.
Answer:
C
Step-by-step explanation:
The answer is 280,000 rounded to the nearest ten thousand.
You add 70,50, and 90 together then you do seperately 30, and80 (add) lastly take that amount then divide that by your first sum