70=7n+2n-2

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Solution for 70=7n+2n-2 equation: 


n in (-oo:+oo)

70 = 7*n+2*n-2 // - 7*n+2*n-2

2-(7*n)-(2*n)+70 = 0

2-7*n-2*n+70 = 0

72-9*n = 0 // - 72

-9*n = -72 // : -9

n = -72/(-9)

n = 8

n = 8

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