83=-7a-7a-1

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Solution for 83=-7a-7a-1 equation: 


a in (-oo:+oo)

83 = -7*a-(7*a)-1 // + -7*a-(7*a)-1

7*a-(-7*a)+1+83 = 0

7*a+7*a+1+83 = 0

14*a+84 = 0 // - 84

14*a = -84 // : 14

a = -84/14

a = -6

a = -6

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