3n+1/2n=42

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Solution for 3n+1/2n=42 equation:


n in (-oo:+oo)

3*n+(1/2)*n = 42 // - 42

3*n+(1/2)*n-42 = 0

7/2*n-42 = 0 // + 42

7/2*n = 42 // : 7/2

n = 42/7/2

n = 12

n = 12

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