a/7-8=-1

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Solution for a/7-8=-1 equation: 


a in (-oo:+oo)

a/7-8 = -1 // + 1

a/7-8+1 = 0

1/7*a-7 = 0 // + 7

1/7*a = 7 // : 1/7

a = 7/1/7

a = 49

a = 49

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