4=-2.9+n

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Solution for 4=-2.9+n equation: 



4=-2.9+n

We move all terms to the left:

4-(-2.9+n)=0

We add all the numbers together, and all the variables

-(n-2.9)+4=0

We get rid of parentheses

-n+2.9+4=0

We add all the numbers together, and all the variables

-1n+6.9=0

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

-n=-6.9

n=-6.9/-1

n=6+0.9/1

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