document.write( "Question 992943: george is twice as old as mary. and mary is three years older than juan. if juan is j years old, then what, in terms of j will be georges age in 10 years.
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document.write( "a) 2j-4
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document.write( "b)2j-14
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document.write( "C) 2j+13
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document.write( "d) 2j +16
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document.write( "e) 2j+26 \n" );
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Algebra.Com's Answer #612369 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! j = juan's current age in years \n" ); document.write( "m = marry's current age in years \n" ); document.write( "g = george's current age in years\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"mary is three years older than juan\" means \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"george is twice as old as mary\" so we know \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Replace the 'm' in george's equation with 'j+3' to get \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So currently, george is \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Add 10 years to this expression to get \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "In 10 years, george will be 2j+16 years old, where j is juan's current age. So the answer is d) 2j +16 \n" ); document.write( " |