9x+7=30x

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Solution for 9x+7=30x equation: 



9x+7=30x

We move all terms to the left:

9x+7-(30x)=0

We add all the numbers together, and all the variables

-21x+7=0

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

-21x=-7

x=-7/-21

x=1/3

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