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document.write( "Sam is 6 yrs older than his sister Natalie. The sum of their age is 30 yrs. What is Natalie age? \n" );
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Algebra.Com's Answer #444974 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! S=N+6 \n" ); document.write( "S+N=30 \n" ); document.write( "(N+6)+N=30 \n" ); document.write( "2N=30-6 \n" ); document.write( "2N=24 \n" ); document.write( "N=24/2 \n" ); document.write( "N=12 YEARS OLD FOR NATALIE. \n" ); document.write( "S=12+6=18 YEARS OLD FOR SAM. \n" ); document.write( "PROOF: \n" ); document.write( "12+18=30 \n" ); document.write( "30=30 \n" ); document.write( " \n" ); document.write( " |