document.write( "Question 41475: \n" ); document.write( "

Algebra.Com's Answer #26764 by tutorcecilia(2152) $\"\"$ $\"About$

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(8y^2-2y-3) - (9y^2-7y-1)
\n" ); document.write( "Arrange the polynomials horizontally. Place like-terms underneath like-terms: \r
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\n" ); document.write( "(8y^2-2y-3)
\n" ); document.write( "-(9y^2-7y-1)
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\n" ); document.write( "\n" ); document.write( "Next remove the parenthesis from the second polynomial and multiply it through by (-1).
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\n" ); document.write( "(8y^2-2y-3)
\n" ); document.write( "-(9y^2-7y-1)
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\n" ); document.write( "+8y^2-2y-3
\n" ); document.write( "-9y^2+7y+1
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\n" ); document.write( "\n" ); document.write( "Perform the indicated operations:\r
\n" ); document.write( "\n" ); document.write( "+8y^2-2y-3
\n" ); document.write( "-9y^2+7y+1
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\n" ); document.write( "-1y^2+5y-2
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\n" ); document.write( "Check your answer by adding the answer to one of the polynomials.
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\n" ); document.write( "9y^2-7y-1
\n" ); document.write( "-1y^2+5y-2
\n" ); document.write( "__________
\n" ); document.write( "8y^2-2y-3\r
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