document.write( "Question 799668: If I bought (3x+5) pencils which cost (5x-1) each, how much was my change if I gave 20x+25x+10 to the saleslady? \n" ); document.write( "
Algebra.Com's Answer #482772 by Cromlix(4381) You can put this solution on YOUR website! (3x + 5)(5x - 1)= 15x^2 + 22x - 5 \n" ); document.write( "(20x^2 + 25x + 10) - (15x^2 + 22x - 5) \n" ); document.write( "20x^2 + 25x + 10 - 15x^2 - 22x + 5 \n" ); document.write( "= 5x^2 + 3x + 15 \n" ); document.write( "Hope this helps. \n" ); document.write( ":-) \n" ); document.write( " |