x^2+7x-18/12-4x-x^2

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Solution for x^2+7x-18/12-4x-x^2 equation: 


x in (-oo:+oo)

x^2-x^2+7*x-(4*x)-(18/12) = 0

x^2-x^2+7*x-4*x-3/2 = 0

3*x-3/2 = 0 // + 3/2

3*x = 3/2 // : 3

x = 3/2/3

x = 1/2

x = 1/2

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