-4/7r+2r=1/2r+13/2

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Solution for -4/7r+2r=1/2r+13/2 equation: 


r in (-oo:+oo)

(-4/7)*r+2*r = (1/2)*r+13/2 // - (1/2)*r+13/2

(-4/7)*r+2*r-((1/2)*r)-(13/2) = 0

(-4/7)*r+2*r+(-1/2)*r-13/2 = 0

13/14*r-13/2 = 0 // + 13/2

13/14*r = 13/2 // : 13/14

r = 13/2/13/14

r = 7

r = 7

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