20(x-2)=100

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Solution for 20(x-2)=100 equation: 



20(x-2)=100

We move all terms to the left:

20(x-2)-(100)=0

We multiply parentheses

20x-40-100=0

We add all the numbers together, and all the variables

20x-140=0

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

20x=140

x=140/20

x=7

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