12x-9=45

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Solution for 12x-9=45 equation: 



12x-9=45

We move all terms to the left:

12x-9-(45)=0

We add all the numbers together, and all the variables

12x-54=0

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

12x=54

x=54/12

x=4+1/2

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