1/3x+20=13

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Solution for 1/3x+20=13 equation: 



1/3x+20=13

We move all terms to the left:

1/3x+20-(13)=0



Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R



We add all the numbers together, and all the variables

1/3x+7=0

We multiply all the terms by the denominator


7*3x+1=0

Wy multiply elements

21x+1=0

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

21x=-1

x=-1/21

x=-1/21

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