2(x+x)=18

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Solution for 2(x+x)=18 equation: 



2(x+x)=18

We move all terms to the left:

2(x+x)-(18)=0

We add all the numbers together, and all the variables

2(+2x)-18=0

We multiply parentheses

4x-18=0

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

4x=18

x=18/4

x=4+1/2

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