7n-9=61

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Solution for 7n-9=61 equation: 


n in (-oo:+oo)

7*n-9 = 61 // - 61

7*n-61-9 = 0

7*n-70 = 0 // + 70

7*n = 70 // : 7

n = 70/7

n = 10

n = 10

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