5x^2-(5/4(x^2+4x+4)+5/4(x^2-4x+4))

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Solution for 5x^2-(5/4(x^2+4x+4)+5/4(x^2-4x+4)) equation: 


x in (-oo:+oo)

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

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

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

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

5*x^2-5/2*x^2-10 = 0

5/2*x^2-10 = 0

5/2*x^2-10 = 0

5/2*x^2 = 10 // : 5/2

x^2 = 4

x^2 = 4 // ^ 1/2

abs(x) = 2

x = 2 or x = -2

x in { 2, -2 }

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