Solve for x
x=\frac{y^{2}-400}{160}
Solve for y (complex solution)
y=-4\sqrt{10x+25}
y=4\sqrt{10x+25}
Solve for y
y=4\sqrt{10x+25}
y=-4\sqrt{10x+25}\text{, }x\geq -\frac{5}{2}
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160x=y^{2}-400
The equation is in standard form.
\frac{160x}{160}=\frac{y^{2}-400}{160}
Divide both sides by 160.
x=\frac{y^{2}-400}{160}
Dividing by 160 undoes the multiplication by 160.
x=\frac{y^{2}}{160}-\frac{5}{2}
Divide y^{2}-400 by 160.
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