document.write( "Question 387728: Subtract.
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Algebra.Com's Answer #274115 by edjones(8007)\"\" \"About 
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(-4 – 2x^5 + 9x^7 – 8x^6) – (x^6 + 4x^5 + 4 + 3x^7)
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\n" ); document.write( "9x^7-8x^6-2x^5-4
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\n" ); document.write( "6x^7-9x^6-6x^5-8\r
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