8=-12/7+b

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Solution for 8=-12/7+b equation: 



8=-12/7+b

We move all terms to the left:

8-(-12/7+b)=0



Domain of the equation: 7+b)!=0

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

b)!=-7

b!=-7/1

b!=-7

b∈R



We add all the numbers together, and all the variables

-(+b-12/7)+8=0

We get rid of parentheses

-b+8+12/7=0

We multiply all the terms by the denominator


-b*7+12+8*7=0

We add all the numbers together, and all the variables

-b*7+68=0

Wy multiply elements

-7b+68=0

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

-7b=-68

b=-68/-7

b=9+5/7

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