3(3x-12)=45

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Solution for 3(3x-12)=45 equation: 



3(3x-12)=45

We move all terms to the left:

3(3x-12)-(45)=0

We multiply parentheses

9x-36-45=0

We add all the numbers together, and all the variables

9x-81=0

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

9x=81

x=81/9

x=9

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