Answer:
14
Step-by-step explanation:
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Answer: 14 is the common factor
Answer: 0 -5cd.
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-2
3n+2n+4=9n+12
5n+4=9n+12
5n-9n=-4+12
-4n=8
n=8/-4
n= -2
12
5+7=12
5 have 7-14
7 have 15-22
The final answer is 12