document.write( "Question 402548: kevin's sister mary is 5 years younger than he is. the total of their ages is 33 years. how old is kevin? \n" ); document.write( "
Algebra.Com's Answer #284732 by mananth(16946)![]() ![]() You can put this solution on YOUR website! kevin x years \n" ); document.write( "Mary x-5 years \n" ); document.write( "... \n" ); document.write( "x+x-5 =33 \n" ); document.write( "2x-5 =33 \n" ); document.write( "add 5 to both sides \n" ); document.write( "2x=38 \n" ); document.write( "/2 \n" ); document.write( "x=19 Kevin's age \n" ); document.write( "... \n" ); document.write( "Mary's age = 19-5=14 years \n" ); document.write( " \n" ); document.write( " |