document.write( "Question 1169427: Liza’s age is four less than thrice the age of her younger sister. If two years ago, her
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Algebra.Com's Answer #794161 by josgarithmetic(39618)\"\" \"About 
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Liza is 3x-4 while her sister's age is x.\r
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\n" ); document.write( "\n" ); document.write( "If x-2=7 then x=9.\r
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\n" ); document.write( "\n" ); document.write( "Liza is 23.
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