document.write( "Question 1166386: If Mr Jones was 4 times as as old as his dater 5 years ago. how old is Mr Jones If the sum of there age is 55 years
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Algebra.Com's Answer #790882 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! j = Mr. Jones \n" ); document.write( "d = his daughter \n" ); document.write( ": \n" ); document.write( "If Mr Jones was 4 times as as old as his daughter 5 years ago. \n" ); document.write( "j - 5 = 4(d - 5) \n" ); document.write( "j - 5 = 4d - 20 \n" ); document.write( "j = 4d - 20 + 5 \n" ); document.write( "j = 4d - 15 \n" ); document.write( "how old is Mr. Jones If the sum of there age is 55 years \n" ); document.write( "j + d = 55 \n" ); document.write( "d = (55-j) \n" ); document.write( ": \n" ); document.write( "j = 4(55-j) - 15 \n" ); document.write( "j = 220 - 5j - 15 \n" ); document.write( "j + 5j = 220 - 15 \n" ); document.write( "5j = 205 \n" ); document.write( "j = 205/5 \n" ); document.write( "j = 41 yrs is Mr. Jones age \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check: \n" ); document.write( "d = 55 - 41 \n" ); document.write( "d = 14 is daughter's age \n" ); document.write( "\"If Mr. Jones was 4 times as as old as his daughter 5 years ago.\" \n" ); document.write( "41 - 5 = 4(14-5) \n" ); document.write( "36 = 4(9)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( ": \n" ); document.write( " \n" ); document.write( " |