9n-6.7+3n+30.7=90

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Solution for 9n-6.7+3n+30.7=90 equation: 



9n-6.7+3n+30.7=90

We move all terms to the left:

9n-6.7+3n+30.7-(90)=0

We add all the numbers together, and all the variables

12n-66=0

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

12n=66

n=66/12

n=5+1/2

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