(7x+3x)/(5x+9=12

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Solution for (7x+3x)/(5x+9=12 equation: 



(7x+3x)/(5x+9=12

We move all terms to the left:

(7x+3x)/(5x+9-(12)=0



Domain of the equation: (5x+9-12!=0

x∈R



We add all the numbers together, and all the variables

(+10x)/(5x+9-12=0

We multiply all the terms by the denominator


(+10x)=0

We get rid of parentheses

10x=0

x=0/10

x=0

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