2(2x-20)=80

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Solution for 2(2x-20)=80 equation: 



2(2x-20)=80

We move all terms to the left:

2(2x-20)-(80)=0

We multiply parentheses

4x-40-80=0

We add all the numbers together, and all the variables

4x-120=0

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

4x=120

x=120/4

x=30

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