document.write( "Question 387338: Subtract, Simplify if possible.\r
\n" );
document.write( "\n" );
document.write( "I have tried this problem but I am not sure if this is right:
\n" );
document.write( "(7-z/z-5) - (7z-8/5-z)\r
\n" );
document.write( "\n" );
document.write( "I ended up with the answer
\n" );
document.write( "(8z-1/5-z) \r
\n" );
document.write( "\n" );
document.write( "But I don't think that is right because the denominators are different in both equations. \n" );
document.write( "
Algebra.Com's Answer #273802 by stanbon(75887) ![]() You can put this solution on YOUR website! (7-z/z-5) - (7z-8/5-z) \n" ); document.write( "---- \n" ); document.write( "Re-write: \n" ); document.write( "(7-z/z-5) + (7z-8/z-5) \n" ); document.write( "--- \n" ); document.write( "Now the denomiators are the same: \n" ); document.write( "--- \n" ); document.write( "= [7-z+7z-8]/(z-5) \n" ); document.write( "--- \n" ); document.write( "= [6z-1]/[z-5] \n" ); document.write( "================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |