Solve for y
y=-\frac{4x^{2}}{7}+1
Solve for x (complex solution)
x=-\frac{\sqrt{7-7y}}{2}
x=\frac{\sqrt{7-7y}}{2}
Solve for x
x=\frac{\sqrt{7-7y}}{2}
x=-\frac{\sqrt{7-7y}}{2}\text{, }y\leq 1
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7y=7-4x^{2}
Subtract 4x^{2} from both sides.
\frac{7y}{7}=\frac{7-4x^{2}}{7}
Divide both sides by 7.
y=\frac{7-4x^{2}}{7}
Dividing by 7 undoes the multiplication by 7.
y=-\frac{4x^{2}}{7}+1
Divide 7-4x^{2} by 7.
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