Answer:
110
Step-by-step explanation:
110 Is the GCF because GCF means Greatest Common Factor. So The Greatest Factor Within All Of Them Would Be 110. Hope This Helps.
9,801
99*99=9,801
34
this should be right if not comment and I'll relook it.
FOIL Method.
You will get the same answer x^2+ 7x- 18
140