5x-9=8x-30

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Solution for 5x-9=8x-30 equation: 



5x-9=8x-30

We move all terms to the left:

5x-9-(8x-30)=0

We get rid of parentheses

5x-8x+30-9=0

We add all the numbers together, and all the variables

-3x+21=0

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

-3x=-21

x=-21/-3

x=+7

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