72/2b=9

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Solution for 72/2b=9 equation: 



72/2b=9

We move all terms to the left:

72/2b-(9)=0



Domain of the equation: 2b!=0

b!=0/2

b!=0

b∈R



We multiply all the terms by the denominator


-9*2b+72=0

Wy multiply elements

-18b+72=0

We move all terms containing b to the left, all other terms to the right

-18b=-72

b=-72/-18

b=+4

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