b/7=9

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Solution for b/7=9 equation: 


b in (-oo:+oo)

b/7 = 9 // - 9

b/7-9 = 0

1/7*b-9 = 0 // + 9

1/7*b = 9 // : 1/7

b = 9/1/7

b = 63

b = 63

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