document.write( "Question 529990: (7+2x) (7-2x)= \n" ); document.write( "
Algebra.Com's Answer #349842 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+%287+%2B+2x%29+%2A+%287+-+2x%29+=+49+%2B+14x+-+14x+-+4x%5E2+\"
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