v^2-5/3v=4

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Solution for v^2-5/3v=4 equation: 


v in (-oo:+oo)

v^2-((5/3)*v) = 4 // - 4

v^2-((5/3)*v)-4 = 0

v^2+(-5/3)*v-4 = 0

v^2-5/3*v-4 = 0

DELTA = (-5/3)^2-(-4*1*4)

DELTA = 169/9

DELTA > 0

v = ((169/9)^(1/2)+5/3)/(1*2) or v = (5/3-(169/9)^(1/2))/(1*2)

v = 3 or v = -4/3

v in { -4/3, 3 }

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