18x-20=42-13x

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Solution for 18x-20=42-13x equation: 



18x-20=42-13x

We move all terms to the left:

18x-20-(42-13x)=0

We add all the numbers together, and all the variables

18x-(-13x+42)-20=0

We get rid of parentheses

18x+13x-42-20=0

We add all the numbers together, and all the variables

31x-62=0

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

31x=62

x=62/31

x=2

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