document.write( "Question 255270: Pat and Chris have the same birthday. Pat is twice as old as Chris was when Pat was as old as Chris is now. If Pat is now 24 years old, how old is Chris?\r
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Algebra.Com's Answer #187642 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Pat and Chris have the same birthday. \n" ); document.write( "Let p = Pat's present age \n" ); document.write( "and \n" ); document.write( "Let c = Chris's present age \n" ); document.write( ": \n" ); document.write( "Write an equation for the statement\" \n" ); document.write( ": \n" ); document.write( "Pat is twice as old as Chris was when Pat was as old as Chris is now \n" ); document.write( ": \n" ); document.write( "p = 2(p - (p - c)) \n" ); document.write( "p = 2(p - p + c) \n" ); document.write( "p = 2c \n" ); document.write( "\"Pat is 24 yrs old\" \n" ); document.write( "Replace p with 24 \n" ); document.write( "2c = 24 \n" ); document.write( "c = 12 yrs is Chris's age now\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |