4/9b=20

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Solution for 4/9b=20 equation:



4/9b=20
We move all terms to the left:
4/9b-(20)=0
Domain of the equation: 9b!=0
b!=0/9
b!=0
b∈R
We multiply all the terms by the denominator
-20*9b+4=0
Wy multiply elements
-180b+4=0
We move all terms containing b to the left, all other terms to the right
-180b=-4
b=-4/-180
b=1/45

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