3=4/5x+9

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Solution for 3=4/5x+9 equation: 



3=4/5x+9

We move all terms to the left:

3-(4/5x+9)=0



Domain of the equation: 5x+9)!=0

x∈R



We get rid of parentheses

-4/5x-9+3=0

We multiply all the terms by the denominator


-9*5x+3*5x-4=0

Wy multiply elements

-45x+15x-4=0

We add all the numbers together, and all the variables

-30x-4=0

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

-30x=4

x=4/-30

x=-2/15

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