4=-7/9+v

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Solution for 4=-7/9+v equation: 



4=-7/9+v

We move all terms to the left:

4-(-7/9+v)=0



Domain of the equation: 9+v)!=0

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

v)!=-9

v!=-9/1

v!=-9

v∈R



We add all the numbers together, and all the variables

-(+v-7/9)+4=0

We get rid of parentheses

-v+4+7/9=0

We multiply all the terms by the denominator


-v*9+7+4*9=0

We add all the numbers together, and all the variables

-v*9+43=0

Wy multiply elements

-9v+43=0

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

-9v=-43

v=-43/-9

v=4+7/9

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