6x-9=8x+20

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Solution for 6x-9=8x+20 equation: 



6x-9=8x+20

We move all terms to the left:

6x-9-(8x+20)=0

We get rid of parentheses

6x-8x-20-9=0

We add all the numbers together, and all the variables

-2x-29=0

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

-2x=29

x=29/-2

x=-14+1/2

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