Evaluate
x^{4}-4x-y-\frac{247}{8}
Factor
\frac{8x^{4}-32x-8y-247}{8}
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x^{4}+\frac{9}{8}-4x-y-8-24
Add 1 and \frac{1}{8} to get \frac{9}{8}.
x^{4}-\frac{55}{8}-4x-y-24
Subtract 8 from \frac{9}{8} to get -\frac{55}{8}.
x^{4}-\frac{247}{8}-4x-y
Subtract 24 from -\frac{55}{8} to get -\frac{247}{8}.
\frac{8x^{4}-247-32x-8y}{8}
Factor out \frac{1}{8}.
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