30-7x=550

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Solution for 30-7x=550 equation: 



30-7x=550

We move all terms to the left:

30-7x-(550)=0

We add all the numbers together, and all the variables

-7x-520=0

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

-7x=520

x=520/-7

x=-74+2/7

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