document.write( "Question 972804: The present ages of a husband and wife are in the ratio of seven to six, and five years ago the ratio was six to five. Find their ages now. \n" ); document.write( "
Algebra.Com's Answer #595111 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! The present ages of a husband and wife are in the ratio of seven to six, \n" ); document.write( " and five years ago the ratio was six to five. \n" ); document.write( " Find their ages now. \n" ); document.write( ": \n" ); document.write( "let x = the multiplier \n" ); document.write( "then \n" ); document.write( "7x = husband's age now \n" ); document.write( "6x = wife's age now \n" ); document.write( ": \n" ); document.write( "\" five years ago the ratio was six to five. \n" ); document.write( " \n" ); document.write( "cross multiply \n" ); document.write( "6(6x-5) = 5(7x-5) \n" ); document.write( "36x - 30 = 35x - 25 \n" ); document.write( "36s - 35x = -25 + 30 \n" ); document.write( "x = 5 is the multiplier \n" ); document.write( "therefore \n" ); document.write( "5(7) = 35 is husband's age \n" ); document.write( "and \n" ); document.write( "5(6) = 30 is wife's age \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "See if that checks out in the statement \n" ); document.write( "\"five years ago the ratio was six to five. \n" ); document.write( " \n" ); document.write( " |