2r/7-5r/8=16.5

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Solution for 2r/7-5r/8=16.5 equation: 


r in (-oo:+oo)

(2*r)/7-((5*r)/8) = 16.5 // - 16.5

(2*r)/7-((5*r)/8)-16.5 = 0

(2*r)/7+(-5/8)*r-16.5 = 0

-19/56*r-16.5 = 0 // + 16.5

-19/56*r = 16.5 // : -19/56

r = 16.5/(-19/56)

r = -48.63157956

r = -48.63157956

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