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-2/7m=4/5
We move all terms to the left:
-2/7m-(4/5)=0
Domain of the equation: 7m!=0We add all the numbers together, and all the variables
m!=0/7
m!=0
m∈R
-2/7m-(+4/5)=0
We get rid of parentheses
-2/7m-4/5=0
We calculate fractions
There is no solution for this equation
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