7-9x=30

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Solution for 7-9x=30 equation: 



7-9x=30

We move all terms to the left:

7-9x-(30)=0

We add all the numbers together, and all the variables

-9x-23=0

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

-9x=23

x=23/-9

x=-2+5/9

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