79=n+7n-9

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Solution for 79=n+7n-9 equation:


n in (-oo:+oo)

79 = n+7*n-9 // - n+7*n-9

9-n-(7*n)+79 = 0

9-n-7*n+79 = 0

88-8*n = 0 // - 88

-8*n = -88 // : -8

n = -88/(-8)

n = 11

n = 11

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