4x=42-x

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Solution for 4x=42-x equation: 



4x=42-x

We move all terms to the left:

4x-(42-x)=0

We add all the numbers together, and all the variables

4x-(-1x+42)=0

We get rid of parentheses

4x+1x-42=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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