document.write( "Question 300755: Carla is now twice as old as jennifer. seven years ago, the sum of their ages was 16. how old is each girl now? \n" ); document.write( "
Algebra.Com's Answer #217335 by JBarnum(2146)\"\" \"About 
You can put this solution on YOUR website!
\"C=2J\"
\n" ); document.write( "\"%28C-7%29%2B%28J-7%29=16\"
\n" ); document.write( "\"%28%282J%29-7%29%2B%28J-7%29=16\"
\n" ); document.write( "\"3J-14=16\"
\n" ); document.write( "\"3J=30\"
\n" ); document.write( "\"J=10\"
\n" ); document.write( "\"C=2J\"
\n" ); document.write( "\"C=2%2810%29\"
\n" ); document.write( "\"C=20\"
\n" ); document.write( "checking
\n" ); document.write( "\"%28C-7%29%2B%28J-7%29=16\"
\n" ); document.write( "\"%2820-7%29%2B%2810-7%29=16\"
\n" ); document.write( "\"%2813%29%2B%283%29=16\"
\n" ); document.write( "\"16=16\"
\n" ); document.write( "correct
\n" ); document.write( "
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