document.write( "Question 585439: add or subtract
\n" ); document.write( "(5a^5-2a^3-9a^2)+(2a^5+a^3)+(-a^5-3a^2)
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Algebra.Com's Answer #373342 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
(5a^5-2a^3-9a^2)+(2a^5+a^3)+(-a^5-3a^2)\r
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\n" ); document.write( "\n" ); document.write( "5a^5-2a^3-9a^2+2a^5+a^3+-a^5-3a^2\r
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\n" ); document.write( "\n" ); document.write( "(5a^5+2a^5-a^5)+(-2a^3+a^3)+(-9a^2-3a^2)\r
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\n" ); document.write( "\n" ); document.write( "6a^5-a^3-12a^2\r
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\n" ); document.write( "\n" ); document.write( "So (5a^5-2a^3-9a^2)+(2a^5+a^3)+(-a^5-3a^2) completely simplifies to 6a^5-a^3-12a^2\r
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