3x-42=8x

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Solution for 3x-42=8x equation: 



3x-42=8x

We move all terms to the left:

3x-42-(8x)=0

We add all the numbers together, and all the variables

-5x-42=0

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

-5x=42

x=42/-5

x=-8+2/5

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