document.write( "Question 313138: Factor 4x(x - 3)minus 5(3 - x) \n" ); document.write( "
Algebra.Com's Answer #223887 by texttutoring(324) You can put this solution on YOUR website! First, use this trick to make the 3-x term the same as the x-3 term:\r \n" ); document.write( "\n" ); document.write( "-(3-x)=-3+x = x-3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So you can turn 3-x into x-3 if you put a negative sign in front of it:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4x(x-3) - 5(3-x) \n" ); document.write( "4x(x-3) + 5(x-3) [note I applied the trick here, which turned -5 into +5] \n" ); document.write( "(4x+5)(x-3) \n" ); document.write( " |