15-42/bb=8

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Solution for 15-42/bb=8 equation: 



15-42/bb=8

We move all terms to the left:

15-42/bb-(8)=0



Domain of the equation: bb!=0

b!=0/1

b!=0

b∈R



We add all the numbers together, and all the variables

-42/bb+7=0

We multiply all the terms by the denominator


7*bb-42=0

Wy multiply elements

7b-42=0

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

7b=42

b=42/7

b=6

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