.5x=42-x

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Solution for .5x=42-x equation: 



.5x=42-x

We move all terms to the left:

.5x-(42-x)=0

We add all the numbers together, and all the variables

.5x-(-1x+42)=0

We get rid of parentheses

.5x+1x-42=0

We add all the numbers together, and all the variables

1.5x-42=0

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

1.5x=42

x=42/1.5

x=28

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