2/7=3x/2x-5

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Solution for 2/7=3x/2x-5 equation: 


x in (-oo:+oo)

2/7 = ((3*x)/2)*x-5 // - ((3*x)/2)*x-5

2/7-(((3*x)/2)*x)+5 = 0

(-3/2)*x^2+2/7+5 = 0

-3/2*x^2 = -37/7 // : -3/2

x^2 = 74/21

x^2 = 74/21 // ^ 1/2

abs(x) = (74/21)^(1/2)

x = (74/21)^(1/2) or x = -(74/21)^(1/2)

x in { (74/21)^(1/2), -(74/21)^(1/2) }

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