document.write( "Question 72998This question is from textbook McDougal Littell Algebra 1
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Algebra.Com's Answer #52224 by rmromero(383)\"\" \"About 
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document.write( "Simplify? \r
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document.write( "       (a+3a^2+2a^3)-(a^4-a^3)\r
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document.write( "      (a+3a^2+2a^3)-1(a^4-a^3)     distribute -1 to (a^4-a^3)
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document.write( "  a + 3a^2 + 2a^3 - a^4 + a^3     Combine like terms (terms with the same exponent\r
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document.write( "  a + 3a^2 + 2a^3 - a^4 + a^3 \r
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document.write( "  a + 3a^2 + 3a^3 - a^4\r
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document.write( "  -a^4 + 3a^3 + 3a^2 + a         Arrange the terms in descending order
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document.write( "                                 Highest exponent should be written first in this case\r
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