20^2=42(42x)

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Solution for 20^2=42(42x) equation: 



20^2=42(42x)

We move all terms to the left:

20^2-(42(42x))=0

determiningTheFunctionDomain
-4242x+20^2=0

We add all the numbers together, and all the variables

-4242x+400=0

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

-4242x=-400

x=-400/-4242

x=200/2121

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