y^2-1/4=6

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Solution for y^2-1/4=6 equation: 


y in (-oo:+oo)

y^2-(1/4) = 6 // - 6

y^2-(1/4)-6 = 0

y^2-1/4-6 = 0

1*y^2 = 25/4 // : 1

y^2 = 25/4

y^2 = 25/4 // ^ 1/2

abs(y) = 5/2

y = 5/2 or y = -5/2

y in { 5/2, -5/2 }

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