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2-2/5b=3
We move all terms to the left:
2-2/5b-(3)=0
Domain of the equation: 5b!=0We add all the numbers together, and all the variables
b!=0/5
b!=0
b∈R
-2/5b-1=0
We multiply all the terms by the denominator
-1*5b-2=0
Wy multiply elements
-5b-2=0
We move all terms containing b to the left, all other terms to the right
-5b=2
b=2/-5
b=-2/5
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