2/5n+7=3n-4/5

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Solution for 2/5n+7=3n-4/5 equation: 


n in (-oo:+oo)

(2/5)*n+7 = 3*n-(4/5) // - 3*n-(4/5)

(2/5)*n-(3*n)+4/5+7 = 0

(2/5)*n-3*n+4/5+7 = 0

39/5-13/5*n = 0 // - 39/5

-13/5*n = -39/5 // : -13/5

n = -39/5/(-13/5)

n = 3

n = 3

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