document.write( "Question 1201822: five years ago, i was one and a half times as old as my sister. today, my sister is 17 years old, how old am i? \n" ); document.write( "
Algebra.Com's Answer #836344 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "While the problem can be solved using formal algebra, and even though that is probably the intent of the problem, you can get good problem-solving practice by solving the problem informally, using logical reasoning and simple arithmetic.

\n" ); document.write( "sister now: 17

\n" ); document.write( "sister 5 years ago: 17-5 = 12

\n" ); document.write( "you 5 years ago: 12*(3/2) = 18

\n" ); document.write( "you today: 18+5 = 23

\n" ); document.write( "ANSWER: 23

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