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-3/10b=2/5
We move all terms to the left:
-3/10b-(2/5)=0
Domain of the equation: 10b!=0We add all the numbers together, and all the variables
b!=0/10
b!=0
b∈R
-3/10b-(+2/5)=0
We get rid of parentheses
-3/10b-2/5=0
We calculate fractions
There is no solution for this equation
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