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2/7=-1/7v
We move all terms to the left:
2/7-(-1/7v)=0
Domain of the equation: 7v)!=0We get rid of parentheses
v!=0/1
v!=0
v∈R
1/7v+2/7=0
We calculate fractions
=0
v=0/1
v=0
Równanie nie ma rozwiązania
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