18=1/2x+9

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Solution for 18=1/2x+9 equation: 



18=1/2x+9

We move all terms to the left:

18-(1/2x+9)=0



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

x∈R



We get rid of parentheses

-1/2x-9+18=0

We multiply all the terms by the denominator


-9*2x+18*2x-1=0

Wy multiply elements

-18x+36x-1=0

We add all the numbers together, and all the variables

18x-1=0

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

18x=1

x=1/18

x=1/18

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