document.write( "Question 1197511: Randy is fou
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document.write( "r times as old as Kenneth and Randy is 36 years older than Kenneth how old is Randy and kenneth \n" );
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Algebra.Com's Answer #830806 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Randy is four times as old as Kenneth \n" ); document.write( " r = 4k \n" ); document.write( " and Randy is 36 years older than Kenneth \n" ); document.write( " r = k + 36 \n" ); document.write( "how old is Randy and Kenneth \n" ); document.write( " Replace r with 4k in the 2nd equation (from the 1st equation) \n" ); document.write( "4k = k + 36 \n" ); document.write( "4k - k = 36 \n" ); document.write( "3k = 36 \n" ); document.write( "k = 36/3 \n" ); document.write( "k = 12 yrs is Kenneth's age \n" ); document.write( "then obviously \n" ); document.write( "r = 4*12 \n" ); document.write( "r = 48 yrs is Randy's age \n" ); document.write( ": \n" ); document.write( "Check in the 2nd equation \n" ); document.write( "48 = 12 + 36 \n" ); document.write( " |