document.write( "Question 1008475: sonia is four years old.her elder sister aliya is three time as old as sonia. How old will aliya be when she is twice as old as sonia? \n" ); document.write( "
Algebra.Com's Answer #802255 by CubeyThePenguin(3113)\"\" \"About 
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Right now: Sonia is 4, Aliya is 12\r
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\n" ); document.write( "\n" ); document.write( "2(4+x)= 12 + x
\n" ); document.write( "8 + 2x = 12+x
\n" ); document.write( "x = 4\r
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\n" ); document.write( "\n" ); document.write( "In 4 years, Sonia will be 8 and Aliya will be \"16\".
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