document.write( "Question 671314: (7x-2y)(2x+7y) \n" ); document.write( "

Algebra.Com's Answer #417342 by ReadingBoosters(3246) $\"\"$ $\"About$

You can put this solution on YOUR website!
(7x-2y)(2x+7y)
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\n" ); document.write( "Use foil
\n" ); document.write( " $\"7x%282x%29+%2B+7x%287y%29+-+2y%282x%29+-+2y%287y%29\"$
\n" ); document.write( " $\"14x%5E2+%2B+49xy+-+4xy+-+14y%5E2\"$
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\n" ); document.write( "Combine like terms
\n" ); document.write( " $\"highlight_green%2814x%5E2+%2B+45+-+14y%5E2%29\"$
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\n" ); document.write( "Delighted to help.
\n" ); document.write( "-Reading Boosters
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