document.write( "Question 661082: Cara is three times as old as Madeline. In 10 years she will only be twice Madeline's age. How old was Cara 4 years ago?\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "3x=2x+10
\n" ); document.write( "x=10
\n" ); document.write( "3x=30
\n" ); document.write( "Cara's age for years ago would be 26. \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " or 2x=10
\n" ); document.write( "x=5
\n" ); document.write( "3x=15
\n" ); document.write( "15-4=11 years old as Cara's age (4 years ago.)
\n" ); document.write( "

Algebra.Com's Answer #411494 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Cara is three times as old as Madeline. In 10 years she will only be twice Madeline's age. How old was Cara 4 years ago?
\n" ); document.write( "========================================
\n" ); document.write( "C = 3M
\n" ); document.write( "C+10 = 2(M+10) = 2M+20
\n" ); document.write( "3M+10 = 2M+20
\n" ); document.write( "M = 10
\n" ); document.write( "---------
\n" ); document.write( "C = 30
\n" ); document.write( "C-4 = 26
\n" ); document.write( "
\n" ); document.write( "
\n" );