document.write( "Question 309527: tim is 3 times as old as tina. 3 years ago, the difference in their age was 10. How old are they now? \n" ); document.write( "
Algebra.Com's Answer #221389 by alicealc(293)\"\" \"About 
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Tim's age = m
\n" ); document.write( "Tina's age = n\r
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\n" ); document.write( "\n" ); document.write( "m = 3*n
\n" ); document.write( "3 years ago:
\n" ); document.write( "(m - 3) - (n - 3) = 10
\n" ); document.write( "3n - 3 - n + 3 = 10
\n" ); document.write( "2n = 10
\n" ); document.write( "n = 10/2 = 5
\n" ); document.write( "m = 3*5 = 15\r
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\n" ); document.write( "\n" ); document.write( "so, Tim is 15 years old now and Tina is 5 years old now
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