4=8/7x

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Solution for 4=8/7x equation: 



4=8/7x

We move all terms to the left:

4-(8/7x)=0



Domain of the equation: 7x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+8/7x)+4=0

We get rid of parentheses

-8/7x+4=0

We multiply all the terms by the denominator


4*7x-8=0

Wy multiply elements

28x-8=0

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

28x=8

x=8/28

x=2/7

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