x+0.5x=42

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Solution for x+0.5x=42 equation: 



x+0.5x=42

We move all terms to the left:

x+0.5x-(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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