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

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



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

We move all terms to the left:

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



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

x∈R



We multiply all the terms by the denominator


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



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

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

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

We multiply parentheses

123*2x+2x-18+1

Wy multiply elements

246x+2x-18+1

We add all the numbers together, and all the variables

248x-17

Back to the equation:

-(248x-17)



We get rid of parentheses

-248x+17=0

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

-248x=-17

x=-17/-248

x=17/248

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