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3x/7+4x/14=3/21
We move all terms to the left:
3x/7+4x/14-(3/21)=0
We add all the numbers together, and all the variables
3x/7+4x/14-(+3/21)=0
We get rid of parentheses
3x/7+4x/14-3/21=0
We calculate fractions
There is no solution for this equation
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