document.write( "Question 741165: Phil is 24 years older than WIll. Four years ago he was seven times as old as WIll was then. FInd their ages now. \r
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document.write( "I have tried guess and check and have found the answer but is there a way to get the answer through using a formula? Thank you so much guys! After answering my question treat yourself to a nice warm cup of cocoa and pat your self on the back because you know you just helped a child at need. LOL. Thanks!! @_@ \n" );
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Algebra.Com's Answer #451875 by rapaljer(4671)![]() ![]() You can put this solution on YOUR website! Let x = Will's age now \n" ); document.write( "x+24 = Phil's age now \n" ); document.write( "x-4 = Will's age 4 years ago \n" ); document.write( "x+24-4 = x+20 = Phil's age 4 years ago.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Here is the equation:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"Four years ago, Phil was 7 times as old as Will was 4 years ago.\" \n" ); document.write( "x+20 = 7*(x-4) \n" ); document.write( "x+20 = 7x -28 \n" ); document.write( "x-7x=-28-20 \n" ); document.write( "-6x=-48 \n" ); document.write( "x=8 = Will now \n" ); document.write( "x+24 = 32 = Phil now\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check: Four years ago, Will was 4 and Phil was 28, which is 7 times Will's age.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Dr. Robert J. Rapalje, Retired \n" ); document.write( "Seminole State College of Florida \n" ); document.write( " |