document.write( "Question 779148: The sum of three numbers is 16. The largest number is equal to the sum of the other two; and 3 times the smallest number is 1 more than the largest. \n" ); document.write( "
Algebra.Com's Answer #475113 by josgarithmetic(39623)\"\" \"About 
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small s
\n" ); document.write( "medium m
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\n" ); document.write( "\n" ); document.write( "\"s%2Bm%2Bb=16\".
\n" ); document.write( "\"b=s%2Bm\".
\n" ); document.write( "\"3s=1%2Bb\".\r
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\n" ); document.write( "\n" ); document.write( "Solution can be done in more than two ways. Easiest start might be, solve the last equation for b and substitute into the second equation. Solve the second equation either for s or for m. \r
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\n" ); document.write( "\n" ); document.write( "You might want to arrange the system this way:
\n" ); document.write( "\"highlight%28s%2Bm%2Bb=16%29\"
\n" ); document.write( "\"highlight%28s%2Bm-b=0%29\"
\n" ); document.write( "\"highlight%283s%2B0%2Am-b=0%29\"
\n" ); document.write( "Which suggests a quick way to find b using the first two equations.
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