document.write( "Question 637186: -5a^2-2ab+4b^2-2(2a^2-3b^2= \n" ); document.write( "
Algebra.Com's Answer #401487 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
-5a^2-2ab+4b^2-2(2a^2-3b^2)\r
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\n" ); document.write( "\n" ); document.write( "-5a^2-2ab+4b^2-4a^2+6b^2\r
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\n" ); document.write( "\n" ); document.write( "-9a^2-2ab+10b^2\r
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\n" ); document.write( "\n" ); document.write( "So the answer is -9a^2-2ab+10b^2
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