-3x+20+9x+7=39

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Solution for -3x+20+9x+7=39 equation: 



-3x+20+9x+7=39

We move all terms to the left:

-3x+20+9x+7-(39)=0

We add all the numbers together, and all the variables

6x-12=0

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

6x=12

x=12/6

x=2

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