(9x-12)=42

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Solution for (9x-12)=42 equation: 



(9x-12)=42

We move all terms to the left:

(9x-12)-(42)=0

We get rid of parentheses

9x-12-42=0

We add all the numbers together, and all the variables

9x-54=0

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

9x=54

x=54/9

x=6

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