21/3x+30=51/3x

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Solution for 21/3x+30=51/3x equation: 



21/3x+30=51/3x

We move all terms to the left:

21/3x+30-(51/3x)=0



Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R





Domain of the equation: 3x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

21/3x-(+51/3x)+30=0

We get rid of parentheses

21/3x-51/3x+30=0

We multiply all the terms by the denominator


30*3x+21-51=0

We add all the numbers together, and all the variables

30*3x-30=0

Wy multiply elements

90x-30=0

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

90x=30

x=30/90

x=1/3

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