p = 3 n + 3 u 3 n + 3 u = p / − 3 u 3 n + 3 u − 3 u = p − 3 u 3 n = p − 3 u / : 3 3 n : 3 = ( p − 3 u ) : 3 = 3 p − 3 u → n = 3 p − 3 3 u → n = 3 1 p − u
3n=3u+p n=3u+p/3
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To solve for n in the equation p = 3 n + 3 u , isolate n by subtracting 3 u from both sides and then dividing by 3. The solution is n = 3 p − 3 u or simplified as n = 3 p − u .
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