document.write( "Question 329264: If leah is 6yrs older than sue, john is 5 yrs older than leah, and the total of their aes is 41. Then how old is Sue? \n" ); document.write( "

Algebra.Com's Answer #236110 by Fombitz(32388) $\"\"$ $\"About$

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1. $\"L=6%2BS\"$
\n" ); document.write( "2. $\"J=5%2BL\"$
\n" ); document.write( "3. $\"L%2BJ%2BS=41\"$
\n" ); document.write( "From eq. 1,
\n" ); document.write( " $\"S=L-6\"$
\n" ); document.write( "Substitute this result and eq. 2 into eq. 3,
\n" ); document.write( " $\"L%2B5%2BL%2BL-6=41\"$
\n" ); document.write( " $\"3L=42\"$
\n" ); document.write( " $\"L=14\"$
\n" ); document.write( " $\"S=14-6=8\"$
\n" ); document.write( "Sue is 8 years old. \n" ); document.write( "

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