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Balance the following redox equation by the oxidation number methode

Ag + HNO3 = AgNO3 + NO + H2O

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http://www.chemteam.info/Redox/Redox.html

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Ag changes from zero to +1. N (in HNO3) changes from +5 to +2(in NO). Note that some of the NO3^- ions don't change at all.

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i have all the oxidation numbers for all the of elements but i don't understand how i'm supposed to balance the equation using the oxidation numbers.
Do i have to to change the oxidation numbers to equation the same on each side?

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