document.write( "Question 440869: Four years ago Sally was twice Tim's age. Four years from now, Tim will be 3/4 the age of Sally. How old is Sally now? \n" ); document.write( "
Algebra.Com's Answer #304449 by jorel1380(3719)\"\" \"About 
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S-4=2(T-4)
\n" ); document.write( "T+4=3/4(S+4)
\n" ); document.write( "-----------
\n" ); document.write( "S-4=2T-8
\n" ); document.write( "S=2T-4
\n" ); document.write( "T+4=3/4(2T-4+4)
\n" ); document.write( "T+4=6T/4
\n" ); document.write( "4T+16=6T
\n" ); document.write( "16=2T
\n" ); document.write( "8=T
\n" ); document.write( "S=2T-4=12
\n" ); document.write( "Sally is 12. Tim is 8..
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