-7=12+x/4x=28

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Solution for -7=12+x/4x=28 equation: 



-7=12+x/4x=28

We move all terms to the left:

-7-(12+x/4x)=0



Domain of the equation: 4x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(x/4x+12)-7=0

We get rid of parentheses

-x/4x-12-7=0

We multiply all the terms by the denominator


-x-12*4x-7*4x=0

We add all the numbers together, and all the variables

-1x-12*4x-7*4x=0

Wy multiply elements

-1x-48x-28x=0

We add all the numbers together, and all the variables

-77x=0

x=0/-77

x=0

Równanie nie ma rozwiązania

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