document.write( "Question 503267: (5x^2+9)+(2x^2-8x+3) \n" ); document.write( "
Algebra.Com's Answer #339180 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "\"%285x%5E2%2B9%29%2B%282x%5E2-8x%2B3%29\" Start with the given expression\r
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\n" ); document.write( "\n" ); document.write( "\"5x%5E2%2B9%2B2x%5E2-8x%2B3\" Remove unneeded parenthesis\r
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\n" ); document.write( "\n" ); document.write( "\"%285x%5E2%2B2x%5E2%29-8x%2B%289%2B3%29\" Group like terms\r
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\n" ); document.write( "\n" ); document.write( "\"7x%5E2-8x%2B12\" Combine like terms\r
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\n" ); document.write( "\n" ); document.write( "So \"%285x%5E2%2B9%29%2B%282x%5E2-8x%2B3%29+=+7x%5E2-8x%2B12\"
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