4x=x-42

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Solution for 4x=x-42 equation: 



4x=x-42

We move all terms to the left:

4x-(x-42)=0

We get rid of parentheses

4x-x+42=0

We add all the numbers together, and all the variables

3x+42=0

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

3x=-42

x=-42/3

x=-14

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