document.write( "Question 763260: [(-5x2+3x+4)-(-3x2-12x-4)]-(x2+2x+8) \n" ); document.write( "
Algebra.Com's Answer #464647 by jim_thompson5910(35256)\"\" \"About 
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[(-5x^2+3x+4)-(-3x^2-12x-4)]-(x^2+2x+8)\r
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\n" ); document.write( "\n" ); document.write( "[-5x^2+3x+4+3x^2+12x+4]-(x^2+2x+8)\r
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\n" ); document.write( "\n" ); document.write( "[-2x^2+15x+8]-(x^2+2x+8)\r
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\n" ); document.write( "\n" ); document.write( "-2x^2+15x+8-x^2-2x-8\r
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\n" ); document.write( "\n" ); document.write( "-3x^2+13x\r
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\n" ); document.write( "\n" ); document.write( "Answer: -3x^2+13x
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