12=(8)/(3+1)+2x

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Solution for 12=(8)/(3+1)+2x equation: 



12=(8)/(3+1)+2x

We move all terms to the left:

12-((8)/(3+1)+2x)=0



Domain of the equation: (3+1)+2x)!=0

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

1)+2x!=-3

x!=-3/1

x!=-3

x∈R



We add all the numbers together, and all the variables

-(8/4+2x)+12=0

We get rid of parentheses

-2x+12-8/4=0

We multiply all the terms by the denominator


-2x*4-8+12*4=0

We add all the numbers together, and all the variables

-2x*4+40=0

Wy multiply elements

-8x+40=0

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

-8x=-40

x=-40/-8

x=+5

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