document.write( "Question 1209660: Find the conic section represented by the equation\r
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\n" ); document.write( "\n" ); document.write( "x^2 - 4x + y^2 = y^2 + 8x + 20
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Algebra.Com's Answer #849778 by CPhill(1959)\"\" \"About 
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1. **Simplify the equation:**
\n" ); document.write( " Subtract y² from both sides:
\n" ); document.write( " x² - 4x = 8x + 20\r
\n" ); document.write( "\n" ); document.write( "2. **Rearrange the terms:**
\n" ); document.write( " x² - 12x - 20 = 0\r
\n" ); document.write( "\n" ); document.write( "3. **Analyze the equation:**
\n" ); document.write( " The equation is in the form of a quadratic equation in x, and there is no y term. This indicates that the equation represents a parabola.\r
\n" ); document.write( "\n" ); document.write( "Therefore, the conic section represented by the given equation is a **parabola**.
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