document.write( "Question 814422: Ten years from now Amy will be three times as old as she was four years ago.
\n" ); document.write( "I got x+10=3x-4. After I solved I got x=7 So her age would be 7+10=17 years right?
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Algebra.Com's Answer #490297 by TimothyLamb(4379)\"\" \"About 
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a + 10 = 3(a - 4)
\n" ); document.write( "a + 10 = 3a - 12
\n" ); document.write( "22 = 2a
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\n" ); document.write( "a = 11
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