(X+20/2)=3x

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Solution for (X+20/2)=3x equation: 



(X+20/2)=3X

We move all terms to the left:

(X+20/2)-(3X)=0

We add all the numbers together, and all the variables

(X+10)-3X=0

We add all the numbers together, and all the variables

-3X+(X+10)=0

We get rid of parentheses

-3X+X+10=0

We add all the numbers together, and all the variables

-2X+10=0

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

-2X=-10

X=-10/-2

X=+5

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