7x/4x-2=6

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Solution for 7x/4x-2=6 equation: 


x in (-oo:+oo)

((7*x)/4)*x-2 = 6 // - 6

((7*x)/4)*x-6-2 = 0

7/4*x^2 = 8 // : 7/4

x^2 = 32/7

x^2 = 32/7 // ^ 1/2

abs(x) = (32/7)^(1/2)

x = (32/7)^(1/2) or x = -(32/7)^(1/2)

x in { (32/7)^(1/2), -(32/7)^(1/2) }

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