3x/4x=21

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Solution for 3x/4x=21 equation: 



3x/4x=21

We move all terms to the left:

3x/4x-(21)=0



Domain of the equation: 4x!=0

x!=0/4

x!=0

x∈R



We multiply all the terms by the denominator


3x-21*4x=0

Wy multiply elements

3x-84x=0

We add all the numbers together, and all the variables

-81x=0

x=0/-81

x=0

Równanie nie ma rozwiązania

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