5x-8x+9=4x+30

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Solution for 5x-8x+9=4x+30 equation: 



5x-8x+9=4x+30

We move all terms to the left:

5x-8x+9-(4x+30)=0

We add all the numbers together, and all the variables

-3x-(4x+30)+9=0

We get rid of parentheses

-3x-4x-30+9=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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