2(x+x)=72

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Solution for 2(x+x)=72 equation: 



2(x+x)=72

We move all terms to the left:

2(x+x)-(72)=0

We add all the numbers together, and all the variables

2(+2x)-72=0

We multiply parentheses

4x-72=0

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

4x=72

x=72/4

x=18

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