30^2=90x

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Solution for 30^2=90x equation: 



30^2=90x

We move all terms to the left:

30^2-(90x)=0

We add all the numbers together, and all the variables

-90x+900=0

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

-90x=-900

x=-900/-90

x=+10

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