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