5+(12/(x-3))=9

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Solution for 5+(12/(x-3))=9 equation: 



5+(12/(x-3))=9

We move all terms to the left:

5+(12/(x-3))-(9)=0



Domain of the equation: (x-3))!=0

x∈R



We add all the numbers together, and all the variables

(12/(x-3))-4=0

We multiply all the terms by the denominator


(12-4*(x-3))=0



We calculate terms in parentheses: +(12-4*(x-3)), so:

12-4*(x-3)

determiningTheFunctionDomain
-4*(x-3)+12

We multiply parentheses

-4x+12+12

We add all the numbers together, and all the variables

-4x+24

Back to the equation:

+(-4x+24)



We get rid of parentheses

-4x+24=0

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

-4x=-24

x=-24/-4

x=+6

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