document.write( "Question 613198: Jennifer is twice as old as Ramon. The sum of their ages 7 yrs ago was 13. How old are they now?
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document.write( "please explain steps
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document.write( "thank you \n" );
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Algebra.Com's Answer #385904 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! Jennifer is twice as old as Ramon. The sum of their ages 7 yrs ago was 13. How old are they now? \n" ); document.write( ". \n" ); document.write( "Let x = age (years) of Ramon \n" ); document.write( "then from \"Jennifer is twice as old as Ramon.\" \n" ); document.write( "2x = age (years) of Jennifer \n" ); document.write( ". \n" ); document.write( "Our equation comes from \"The sum of their ages 7 yrs ago was 13\" \n" ); document.write( "Ramon's age, 7 yrs ago: x-7 \n" ); document.write( "Jennifer's age 7 yrs ago: 2x-7 \n" ); document.write( ". \n" ); document.write( "x-7 + 2x-7 = 13 \n" ); document.write( "3x-14 = 13 \n" ); document.write( "3x = 27 \n" ); document.write( "x = 9 years old (Ramon) \n" ); document.write( ". \n" ); document.write( "Jennifer: \n" ); document.write( "2x = 2(9) = 18 years old \n" ); document.write( " \n" ); document.write( " |