2(x-6)-4=21

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Solution for 2(x-6)-4=21 equation: 



2(x-6)-4=21

We move all terms to the left:

2(x-6)-4-(21)=0

We add all the numbers together, and all the variables

2(x-6)-25=0

We multiply parentheses

2x-12-25=0

We add all the numbers together, and all the variables

2x-37=0

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

2x=37

x=37/2

x=18+1/2

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