document.write( "Question 618888: A father is 4 times as old as his daughter. 5 years ago he was seven times as old as his daughter.Find the present age of the father and the daughter. \r
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document.write( "What are the 2 equations? \n" );
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Algebra.Com's Answer #389289 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A father is 4 times as old as his daughter. \n" ); document.write( "f = 4d \n" ); document.write( ": \n" ); document.write( " 5 years ago he was seven times as old as his daughter. \n" ); document.write( "f - 5 = 7(d-5) \n" ); document.write( "f - 5 = 7d - 35 \n" ); document.write( "f = 7d - 35 + 5 \n" ); document.write( "f = 7d - 30 \n" ); document.write( ": \n" ); document.write( "Just replace f with 4d and find d\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |