2x+2(7x+7)=126

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Solution for 2x+2(7x+7)=126 equation: 



2x+2(7x+7)=126

We move all terms to the left:

2x+2(7x+7)-(126)=0

We multiply parentheses

2x+14x+14-126=0

We add all the numbers together, and all the variables

16x-112=0

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

16x=112

x=112/16

x=7

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