3x+4=9x-8*

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Solution for 3x+4=9x-8* equation: 



3x+4=9x-8*

We move all terms to the left:

3x+4-(9x-8*)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

3x-9x+4=0

We add all the numbers together, and all the variables

-6x+4=0

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

-6x=-4

x=-4/-6

x=2/3

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