2(x-21)=8

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Solution for 2(x-21)=8 equation: 



2(x-21)=8

We move all terms to the left:

2(x-21)-(8)=0

We multiply parentheses

2x-42-8=0

We add all the numbers together, and all the variables

2x-50=0

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

2x=50

x=50/2

x=25

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