5/2.5=8/n

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Solution for 5/2.5=8/n equation: 



5/2.5=8/n

We move all terms to the left:

5/2.5-(8/n)=0



Domain of the equation: n)!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

-(+8/n)+5/2.5=0

We add all the numbers together, and all the variables

-(+8/n)+2=0

We get rid of parentheses

-8/n+2=0

We multiply all the terms by the denominator


2*n-8=0

We add all the numbers together, and all the variables

2n-8=0

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

2n=8

n=8/2

n=4

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