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7/2x+1/2x=121/2=9/2x
We move all terms to the left:
7/2x+1/2x-(121/2)=0
Domain of the equation: 2x!=0We add all the numbers together, and all the variables
x!=0/2
x!=0
x∈R
7/2x+1/2x-(+121/2)=0
We get rid of parentheses
7/2x+1/2x-121/2=0
We calculate fractions
=0
x=0/1
x=0
Równanie nie ma rozwiązania
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