7t+7+7t=-77

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Solution for 7t+7+7t=-77 equation: 


t in (-oo:+oo)

7*t+7*t+7 = -77 // + 77

7*t+7*t+7+77 = 0

14*t+84 = 0 // - 84

14*t = -84 // : 14

t = -84/14

t = -6

t = -6

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