5n+4+3n=12

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Solution for 5n+4+3n=12 equation: 



5n+4+3n=12

We move all terms to the left:

5n+4+3n-(12)=0

We add all the numbers together, and all the variables

8n-8=0

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

8n=8

n=8/8

n=1

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