-3x-9=4x+3

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Solution for -3x-9=4x+3 equation: 



-3x-9=4x+3

We move all terms to the left:

-3x-9-(4x+3)=0

We get rid of parentheses

-3x-4x-3-9=0

We add all the numbers together, and all the variables

-7x-12=0

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

-7x=12

x=12/-7

x=-1+5/7

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