2n+1.2=9n-28.8

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Solution for 2n+1.2=9n-28.8 equation: 



2n+1.2=9n-28.8

We move all terms to the left:

2n+1.2-(9n-28.8)=0

We get rid of parentheses

2n-9n+28.8+1.2=0

We add all the numbers together, and all the variables

-7n+30=0

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

-7n=-30

n=-30/-7

n=4+2/7

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