7x-9=-30x

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Solution for 7x-9=-30x equation: 



7x-9=-30x

We move all terms to the left:

7x-9-(-30x)=0

We get rid of parentheses

7x+30x-9=0

We add all the numbers together, and all the variables

37x-9=0

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

37x=9

x=9/37

x=9/37

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