document.write( "Question 1156341: Langa is 4 times as old as Andrew right now.4 years from now, Langa will be 3 times as old as
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document.write( "Andrew.How old are Langa and Andrew now? \n" );
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Algebra.Com's Answer #779048 by mananth(16949) You can put this solution on YOUR website! L = 4A ( now)\r \n" ); document.write( "\n" ); document.write( "4 years hence\r \n" ); document.write( "\n" ); document.write( "Langa will be L+4 \n" ); document.write( "and Andrew will be A+4\r \n" ); document.write( "\n" ); document.write( "L+4= 3(A+4)\r \n" ); document.write( "\n" ); document.write( "But L=4A\r \n" ); document.write( "\n" ); document.write( "4A+4 = 3A +12\r \n" ); document.write( "\n" ); document.write( "4A -3A = 12-4\r \n" ); document.write( "\n" ); document.write( "A= 8 Andrew is 8 years now \n" ); document.write( "Langa'S age = 8*4 =32 years\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |