2(x+3)=20,

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Solution for 2(x+3)=20, equation: 



2(x+3)=20.

We move all terms to the left:

2(x+3)-(20.)=0

We add all the numbers together, and all the variables

2(x+3)-20=0

We multiply parentheses

2x+6-20=0

We add all the numbers together, and all the variables

2x-14=0

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

2x=14

x=14/2

x=7

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