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zavuch27 [327]
3 years ago
12

9n+21−3n−24 simplify

Mathematics
1 answer:
Thepotemich [5.8K]3 years ago
6 0
Alright First you combine the like terms. 
9n - 3n = 6n 
21 - 24 = -3 

Rewrite the simplified equation
6n - 3 = 0

Solve for n 
6n = 3 
n = 3/6 
n = 1/2 

Ask if you need more help! :)

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