document.write( "Question 252462: when N is divided by 5, the remainder is 3. what is the remainder when 7N is divided by 5? \n" ); document.write( "
Algebra.Com's Answer #184371 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! n/5=x+3 \n" ); document.write( "7n/5=y \n" ); document.write( "n=5(x+3) \n" ); document.write( "n=5x+15 \n" ); document.write( "7*(5x+15)/5 \n" ); document.write( "7*(x+3) \n" ); document.write( "7x+21 \n" ); document.write( "21/7=3 no remainder \n" ); document.write( "7x/7=x no remainder \n" ); document.write( "So there is no remainder\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |