78=2.1n+3.7

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Solution for 78=2.1n+3.7 equation: 



78=2.1n+3.7

We move all terms to the left:

78-(2.1n+3.7)=0

We get rid of parentheses

-2.1n-3.7+78=0

We add all the numbers together, and all the variables

-2.1n+74.3=0

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

-2.1n=-74.3

n=-74.3/-2.1

n=35+0.8/2.1

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