document.write( "Question 1099999: Jack is 3 times as old as lacy, 7 years from now the sum of their ages will be 46. How old are they now \n" ); document.write( "
Algebra.Com's Answer #714474 by addingup(3677) You can put this solution on YOUR website! Jack : j \n" ); document.write( "Lacy : l \n" ); document.write( "j = 3l we'll use for j next \n" ); document.write( "j+7+l+7 = 46 \n" ); document.write( "3l+7+l+7 = 46 \n" ); document.write( "3l+l+7+7 = 46 \n" ); document.write( "4l+14 = 46 \n" ); document.write( "4l = 32 \n" ); document.write( "l = 8 \n" ); document.write( "and \n" ); document.write( "j = 8(3) = 24 \n" ); document.write( " \n" ); document.write( " |