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Please help!!!!!!!!!!!!!!!!!!!!!
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Please help!!!!!!!!!!!!!!!!!!!!!

Please help!!!!!!!!!!!!!!!!!!!!!-example-1
User Fabian Rivera
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1 Answer

10 votes
Collect like terms:
You have 2 with mn so 9mn - 9mn =0
You also have 2 with m4n so -19m4n - 12m4n = -31m4n
Put it together:
-31m4n -8m2
So C
Let me know if you have any questions
User Sergey Zyuzin
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