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x/2x+7=13
We move all terms to the left:
x/2x+7-(13)=0
Domain of the equation: 2x!=0We add all the numbers together, and all the variables
x!=0/2
x!=0
x∈R
x/2x-6=0
We multiply all the terms by the denominator
x-6*2x=0
Wy multiply elements
x-12x=0
We add all the numbers together, and all the variables
-11x=0
x=0/-11
x=0
Równanie nie ma rozwiązania
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