Solve for y
y=4x^{2}-19
Solve for x (complex solution)
x=-\frac{\sqrt{y+19}}{2}
x=\frac{\sqrt{y+19}}{2}
Solve for x
x=\frac{\sqrt{y+19}}{2}
x=-\frac{\sqrt{y+19}}{2}\text{, }y\geq -19
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-y=19-4x^{2}
Subtract 4x^{2} from both sides.
\frac{-y}{-1}=\frac{19-4x^{2}}{-1}
Divide both sides by -1.
y=\frac{19-4x^{2}}{-1}
Dividing by -1 undoes the multiplication by -1.
y=4x^{2}-19
Divide 19-4x^{2} by -1.
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