document.write( "Question 852841: The sum of Jessie and Maryann’s ages is 42 years. In 12 years, Maryann’s age will be double Jessie’s current age. What is Maryann’s present age, in years? \n" ); document.write( "
Algebra.Com's Answer #513705 by Seutip(231)![]() ![]() You can put this solution on YOUR website! In 12 years:\r \n" ); document.write( "\n" ); document.write( "Jessie - x \n" ); document.write( "Maryann - 2x\r \n" ); document.write( "\n" ); document.write( "Present:\r \n" ); document.write( "\n" ); document.write( "Jessie - x-12 \n" ); document.write( "Maryann - 2x-12\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x-12+2x-12=42 \n" ); document.write( "3x-24=42 \n" ); document.write( "3x=18 \n" ); document.write( "x=6\r \n" ); document.write( "\n" ); document.write( "Therefore:\r \n" ); document.write( "\n" ); document.write( "Jessie is 6 while Maryann is 12. :)\r \n" ); document.write( "\n" ); document.write( "Hope that helps!\r \n" ); document.write( "\n" ); document.write( "@seutip in twitter and instagram! \n" ); document.write( " |