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2x/7x=4
We move all terms to the left:
2x/7x-(4)=0
Domain of the equation: 7x!=0We multiply all the terms by the denominator
x!=0/7
x!=0
x∈R
2x-4*7x=0
Wy multiply elements
2x-28x=0
We add all the numbers together, and all the variables
-26x=0
x=0/-26
x=0
Równanie nie ma rozwiązania
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