4x+(x+7)=42

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Solution for 4x+(x+7)=42 equation: 



4x+(x+7)=42

We move all terms to the left:

4x+(x+7)-(42)=0

We get rid of parentheses

4x+x+7-42=0

We add all the numbers together, and all the variables

5x-35=0

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

5x=35

x=35/5

x=7

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