3(x-2)2=9

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Solution for 3(x-2)2=9 equation: 



3(x-2)2=9

We move all terms to the left:

3(x-2)2-(9)=0

We multiply parentheses

6x-12-9=0

We add all the numbers together, and all the variables

6x-21=0

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

6x=21

x=21/6

x=3+1/2

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