document.write( "Question 54480: Can someone help me subtract this rational expression??? PLEASE!!\r
\n" ); document.write( "\n" ); document.write( "5a-12 over a^2-8a+15 - 3a-2 over a^2-8a+15\r
\n" ); document.write( "\n" ); document.write( "so far I have 5a-12-3a+2 over a^2-8a+15......now I am stuck! Help!!\r
\n" ); document.write( "\n" ); document.write( "Thank you so much!
\n" ); document.write( "ac
\n" ); document.write( "

Algebra.Com's Answer #36802 by wgomero(28)\"\" \"About 
You can put this solution on YOUR website!
(5a -12 - 3a + 2) / (a^2 - 8a + 15)
\n" ); document.write( "(2a -10)/((a -5)(a - 3)) = 2(a -5)/((a -5)(a - 3))
\n" ); document.write( "cancel (a -5) from numerator and denominator
\n" ); document.write( " = 2/(a -3)
\n" ); document.write( "
\n" );