document.write( "Question 1095906: Ken is 21 years younger than Laura. 3 years ago, Laura's age was 2 times Ken's age. How old is Ken now? \n" ); document.write( "

Algebra.Com's Answer #710414 by josgarithmetic(39631) $\"\"$ $\"About$

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k, Ken
\n" ); document.write( "L, Laura
\n" ); document.write( " $\"system%28k=L-21%2C%28L-3%29=2%28k-3%29%29\"$ \r
\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( " $\"L-3=2%28L-21-3%29\"$
\n" ); document.write( " $\"L-3=2L-48\"$
\n" ); document.write( " $\"-3%2B48=L\"$
\n" ); document.write( " $\"L=45\"$
\n" ); document.write( "-
\n" ); document.write( " $\"k=45-21\"$
\n" ); document.write( " $\"highlight%28k=24%29\"$
\n" ); document.write( "-
\n" ); document.write( "-
\n" ); document.write( "and you also know $\"L=45\"$ . \n" ); document.write( "

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