4x+2x=42-3x

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Solution for 4x+2x=42-3x equation: 



4x+2x=42-3x

We move all terms to the left:

4x+2x-(42-3x)=0

We add all the numbers together, and all the variables

4x+2x-(-3x+42)=0

We add all the numbers together, and all the variables

6x-(-3x+42)=0

We get rid of parentheses

6x+3x-42=0

We add all the numbers together, and all the variables

9x-42=0

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

9x=42

x=42/9

x=4+2/3

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