(20+x)=(3x)

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Solution for (20+x)=(3x) equation: 



(20+x)=(3x)

We move all terms to the left:

(20+x)-((3x))=0

determiningTheFunctionDomain
(20+x)-3x=0

We add all the numbers together, and all the variables

(x+20)-3x=0

We add all the numbers together, and all the variables

-3x+(x+20)=0

We get rid of parentheses

-3x+x+20=0

We add all the numbers together, and all the variables

-2x+20=0

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

-2x=-20

x=-20/-2

x=+10

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