21/2=3/4+7x

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Solution for 21/2=3/4+7x equation: 



21/2=3/4+7x

We move all terms to the left:

21/2-(3/4+7x)=0



Domain of the equation: 4+7x)!=0

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

7x)!=-4

x!=-4/1

x!=-4

x∈R



We add all the numbers together, and all the variables

-(+7x+3/4)+21/2=0

We get rid of parentheses

-7x-3/4+21/2=0

We calculate fractions

There is no solution for this equation

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