2x+x+7=42

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Solution for 2x+x+7=42 equation: 



2x+x+7=42

We move all terms to the left:

2x+x+7-(42)=0

We add all the numbers together, and all the variables

3x-35=0

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

3x=35

x=35/3

x=11+2/3

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