SOLUTION: simplify 7n + 2 + 4n + 5 i really dont get it please help

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Question 771809: simplify 7n + 2 + 4n + 5 i really dont get it please help
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Combine like terms

7n + 4n = (7+4)n = (11)n = 11n

2 + 5 = 7


So the answer is 11n + 7