4/3x+9=21

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Solution for 4/3x+9=21 equation: 



4/3x+9=21

We move all terms to the left:

4/3x+9-(21)=0



Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R



We add all the numbers together, and all the variables

4/3x-12=0

We multiply all the terms by the denominator


-12*3x+4=0

Wy multiply elements

-36x+4=0

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

-36x=-4

x=-4/-36

x=1/9

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