3(2x+7)-1=21

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Solution for 3(2x+7)-1=21 equation: 



3(2x+7)-1=21

We move all terms to the left:

3(2x+7)-1-(21)=0

We add all the numbers together, and all the variables

3(2x+7)-22=0

We multiply parentheses

6x+21-22=0

We add all the numbers together, and all the variables

6x-1=0

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

6x=1

x=1/6

x=1/6

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