document.write( "Question 830988: Lucas is two and a half times as old as Jenny. If Lucas is 15 years older, then how old is Jenny? I got the equation: 2.5x=x+15 but now I'm stuck. \n" ); document.write( "
Algebra.Com's Answer #501052 by Alan3354(69443) You can put this solution on YOUR website! Lucas is two and a half times as old as Jenny. If Lucas is 15 years older, then how old is Jenny? I got the equation: 2.5x=x+15 but now I'm stuck. \n" ); document.write( "------------ \n" ); document.write( "L = 2.5J \n" ); document.write( "L = J + 15 \n" ); document.write( "----- \n" ); document.write( "Sub for L in the 2nd eqn \n" ); document.write( "2.5J = J + 15 \n" ); document.write( "1.5J = 15 \n" ); document.write( "J = 10 \n" ); document.write( "---- \n" ); document.write( "L = 25 \n" ); document.write( " \n" ); document.write( " |