7+a=81/2

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Solution for 7+a=81/2 equation: 


a in (-oo:+oo)

a+7 = 81/2 // - 81/2

a-(81/2)+7 = 0

a-81/2+7 = 0

a-67/2 = 0 // + 67/2

a = 67/2

a = 67/2

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