1.3n=1n+21

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Solution for 1.3n=1n+21 equation: 



1.3n=1n+21

We move all terms to the left:

1.3n-(1n+21)=0

We add all the numbers together, and all the variables

1.3n-(n+21)=0

We get rid of parentheses

1.3n-n-21=0

We add all the numbers together, and all the variables

0.3n-21=0

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

0.3n=21

n=21/0.3

n=70

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