2.8-4.40n-2n=7

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Solution for 2.8-4.40n-2n=7 equation: 



2.8-4.40n-2n=7

We move all terms to the left:

2.8-4.40n-2n-(7)=0

We add all the numbers together, and all the variables

-6.4n-4.2=0

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

-6.4n=4.2

n=4.2/-6.4

n=-1.9090909090909/2.9090909090909

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