8n-3n=5+7

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Solution for 8n-3n=5+7 equation: 



8n-3n=5+7

We move all terms to the left:

8n-3n-(5+7)=0

We add all the numbers together, and all the variables

8n-3n-12=0

We add all the numbers together, and all the variables

5n-12=0

We move all terms containing n to the left, all other terms to the right

5n=12

n=12/5

n=2+2/5

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