4=7/2u

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Solution for 4=7/2u equation: 



4=7/2u

We move all terms to the left:

4-(7/2u)=0



Domain of the equation: 2u)!=0

u!=0/1

u!=0

u∈R



We add all the numbers together, and all the variables

-(+7/2u)+4=0

We get rid of parentheses

-7/2u+4=0

We multiply all the terms by the denominator


4*2u-7=0

Wy multiply elements

8u-7=0

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

8u=7

u=7/8

u=7/8

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