-4x=3x+9

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



-4x=3x+9

We move all terms to the left:

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

We get rid of parentheses

-4x-3x-9=0

We add all the numbers together, and all the variables

-7x-9=0

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

-7x=9

x=9/-7

x=-1+2/7

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