7a+6=-78

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Solution for 7a+6=-78 equation: 


a in (-oo:+oo)

7*a+6 = -78 // + 78

7*a+6+78 = 0

7*a+84 = 0 // - 84

7*a = -84 // : 7

a = -84/7

a = -12

a = -12

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