19x=42-x

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Solution for 19x=42-x equation: 



19x=42-x

We move all terms to the left:

19x-(42-x)=0

We add all the numbers together, and all the variables

19x-(-1x+42)=0

We get rid of parentheses

19x+1x-42=0

We add all the numbers together, and all the variables

20x-42=0

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

20x=42

x=42/20

x=2+1/10

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