7x/2x-5

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Solution for 7x/2x-5 equation: 


x in (-oo:+oo)

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

7/2*x^2 = 5 // : 7/2

x^2 = 10/7

x^2 = 10/7 // ^ 1/2

abs(x) = (10/7)^(1/2)

x = (10/7)^(1/2) or x = -(10/7)^(1/2)

x in { (10/7)^(1/2), -(10/7)^(1/2) }

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