SOLUTION: Can you please help me simplify: 8n-5+4n

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Question 791342: Can you please help me simplify:
8n-5+4n
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
8n and 4n are like or common terms

since 8+4 = 12, this means that 8n+4n = 12n

Therefore 8n-5+4n simplifies to 12n - 5