8n+3n=9+12

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Solution for 8n+3n=9+12 equation: 


Simplifying
8n + 3n = 9 + 12

Combine like terms: 8n + 3n = 11n
11n = 9 + 12

Combine like terms: 9 + 12 = 21
11n = 21

Solving
11n = 21

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Divide each side by '11'.
n = 1.909090909

Simplifying
n = 1.909090909

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