x+(2x-4)=122

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Solution for x+(2x-4)=122 equation: 



x+(2x-4)=122

We move all terms to the left:

x+(2x-4)-(122)=0

We get rid of parentheses

x+2x-4-122=0

We add all the numbers together, and all the variables

3x-126=0

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

3x=126

x=126/3

x=42

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