-79=7n+5n-7

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Solution for -79=7n+5n-7 equation: 


n in (-oo:+oo)

-79 = 7*n+5*n-7 // - 7*n+5*n-7

7-(7*n)-(5*n)-79 = 0

7-7*n-5*n-79 = 0

-12*n-72 = 0 // + 72

-12*n = 72 // : -12

n = 72/(-12)

n = -6

n = -6

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