2(x+30)=102

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Solution for 2(x+30)=102 equation: 



2(x+30)=102

We move all terms to the left:

2(x+30)-(102)=0

We multiply parentheses

2x+60-102=0

We add all the numbers together, and all the variables

2x-42=0

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

2x=42

x=42/2

x=21

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