1=4/9*n

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Solution for 1=4/9*n equation: 



1=4/9n

We move all terms to the left:

1-(4/9n)=0



Domain of the equation: 9n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

-(+4/9n)+1=0

We get rid of parentheses

-4/9n+1=0

We multiply all the terms by the denominator


1*9n-4=0

Wy multiply elements

9n-4=0

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

9n=4

n=4/9

n=4/9

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