b/1.8=21

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Solution for b/1.8=21 equation: 


b in (-oo:+oo)

b/1.8 = 21 // - 21

b/1.8-21 = 0

0.55555556*b-21 = 0 // + 21

0.55555556*b = 21 // : 0.55555556

b = 21/0.55555556

b = 37.7999997

b = 37.7999997

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