123=x+(1/2x+9)

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Solution for 123=x+(1/2x+9) equation: 



123=x+(1/2x+9)

We move all terms to the left:

123-(x+(1/2x+9))=0



Domain of the equation: 2x+9))!=0

x∈R



We multiply all the terms by the denominator


-(x+(1+123*2x+9))=0



We calculate terms in parentheses: -(x+(1+123*2x+9)), so:

x+(1+123*2x+9)

We add all the numbers together, and all the variables

x+(123*2x+10)

We get rid of parentheses

x+123*2x+10

Wy multiply elements

x+246x+10

We add all the numbers together, and all the variables

247x+10

Back to the equation:

-(247x+10)



We get rid of parentheses

-247x-10=0

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

-247x=10

x=10/-247

x=-10/247

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