horsebuttons123
horsebuttons123 horsebuttons123
  • 25-10-2017
  • Mathematics
contestada

9n+21−3n−24 simplify

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elhamrah11
elhamrah11 elhamrah11
  • 25-10-2017
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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