13x+x+20=40+x

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Solution for 13x+x+20=40+x equation: 



13x+x+20=40+x

We move all terms to the left:

13x+x+20-(40+x)=0

We add all the numbers together, and all the variables

13x+x-(x+40)+20=0

We add all the numbers together, and all the variables

14x-(x+40)+20=0

We get rid of parentheses

14x-x-40+20=0

We add all the numbers together, and all the variables

13x-20=0

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

13x=20

x=20/13

x=1+7/13

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