2r/3=4r-80

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Solution for 2r/3=4r-80 equation: 


r in (-oo:+oo)

(2*r)/3 = 4*r-80 // - 4*r-80

(2*r)/3-(4*r)+80 = 0

(2*r)/3-4*r+80 = 0

80-10/3*r = 0 // - 80

-10/3*r = -80 // : -10/3

r = -80/(-10/3)

r = 24

r = 24

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