a/9+7=13

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Solution for a/9+7=13 equation: 


a in (-oo:+oo)

a/9+7 = 13 // - 13

a/9-13+7 = 0

1/9*a-6 = 0 // + 6

1/9*a = 6 // : 1/9

a = 6/1/9

a = 54

a = 54

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