-9+3n+4n=47

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Solution for -9+3n+4n=47 equation: 


n in (-oo:+oo)

3*n+4*n-9 = 47 // - 47

3*n+4*n-47-9 = 0

7*n-56 = 0 // + 56

7*n = 56 // : 7

n = 56/7

n = 8

n = 8

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