document.write( "Question 775023: 7x2-31x-20 \n" ); document.write( "
Algebra.Com's Answer #472602 by tommyt3rd(5050)\"\" \"About 
You can put this solution on YOUR website!
-35*4=-120 and -35+4=-31\r
\n" ); document.write( "\n" ); document.write( "7x2-31x-20=
\n" ); document.write( "7x2-35x+4x-20=
\n" ); document.write( "7x(x-5)+4(x-5)=
\n" ); document.write( "(7x+4)(x-5)
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