2.1n+2-0.7n=0.3n-1+7.1n

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Solution for 2.1n+2-0.7n=0.3n-1+7.1n equation: 



2.1n+2-0.7n=0.3n-1+7.1n

We move all terms to the left:

2.1n+2-0.7n-(0.3n-1+7.1n)=0

We add all the numbers together, and all the variables

2.1n-0.7n-(7.4n-1)+2=0

We add all the numbers together, and all the variables

1.4n-(7.4n-1)+2=0

We get rid of parentheses

1.4n-7.4n+1+2=0

We add all the numbers together, and all the variables

-6n+3=0

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

-6n=-3

n=-3/-6

n=1/2

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