document.write( "Question 1191351: Lena is (4x+3)years old.
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Algebra.Com's Answer #823168 by ikleyn(52795)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Her age  4  years ago is   (4x+3) - 4 = 4x-1  years   (assuming that 4x-1 >= 1).\r
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