9r-18/2=45

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Solution for 9r-18/2=45 equation: 


r in (-oo:+oo)

9*r-(18/2) = 45 // - 45

9*r-(18/2)-45 = 0

9*r-45-9 = 0

9*r-54 = 0 // + 54

9*r = 54 // : 9

r = 54/9

r = 6

r = 6

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