document.write( "Question 1073058: Of 2 women, Jayde and Anne, Anne is currently 3 times as old as Jayde. \r
\n" ); document.write( "\n" ); document.write( "10 years ago she was 5 times as old as Jayde. What are their current ages? \n" ); document.write( "

Algebra.Com's Answer #687889 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+a+\"$ = Jayde's age now
\n" ); document.write( "Let $\"+b+\"$ = Anne's age now
\n" ); document.write( "-------------------------------
\n" ); document.write( "(1) $\"+b+=+3a+\"$
\n" ); document.write( "(2) $\"+b+-+10+=+5%2A%28+a+-+10+%29+\"$
\n" ); document.write( "----------------------------
\n" ); document.write( "(2) $\"+b+-+10+=+5a+-+50+\"$
\n" ); document.write( "(2) $\"+b+=+5a+-+40+\"$
\n" ); document.write( "By substitution:
\n" ); document.write( "(2) $\"+3a+=+5a+-+40+\"$
\n" ); document.write( "(2) $\"+2a+=+40+\"$
\n" ); document.write( "(2) $\"+a+=+20+\"$
\n" ); document.write( "and
\n" ); document.write( "(1) $\"+b+=+3a+\"$
\n" ); document.write( "(1) $\"+b+=+3%2A20+\"$
\n" ); document.write( "(1) $\"+b+=+60+\"$
\n" ); document.write( "--------------------
\n" ); document.write( " Jayde's age now is 20
\n" ); document.write( " Anne's age now is 60
\n" ); document.write( "------------------------
\n" ); document.write( "check:
\n" ); document.write( "(2) $\"+b+-+10+=+5%2A%28+a+-+10+%29+\"$
\n" ); document.write( "(2) $\"+60+-+10+=+5%2A%28+20+-+10+%29+\"$
\n" ); document.write( "(2) $\"+50+=+5%2A10+\"$
\n" ); document.write( "(2) $\"+50+=+50+\"$
\n" ); document.write( "OK \n" ); document.write( "

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