30-2x=5x+9

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Solution for 30-2x=5x+9 equation: 



30-2x=5x+9

We move all terms to the left:

30-2x-(5x+9)=0

We get rid of parentheses

-2x-5x-9+30=0

We add all the numbers together, and all the variables

-7x+21=0

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

-7x=-21

x=-21/-7

x=+3

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