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