document.write( "Question 751273: Penny bought a scarf for $5.00, spent ½ of her remaining money on jogging shoes, bought lunch for $2.00, then spent ½ of the remaining money on a present. She then had $10 left. How much money did she start with? \n" ); document.write( "
Algebra.Com's Answer #457103 by josmiceli(19441)\"\" \"About 
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Let \"+x+\" = amount of money she started with
\n" ); document.write( "After buying scarf for $5, she has \"+x+-+5+\" remaining
\n" ); document.write( "------------------
\n" ); document.write( "She spent ½ of her remaining money on jogging shoes, or
\n" ); document.write( "\"+%28+x-5+%29+%2F+2+\", and she has \"+%28+x-5+%29%2F+2+\" left.
\n" ); document.write( "------------------
\n" ); document.write( "She bought lunch for $2.00
\n" ); document.write( "She has \"+%28+x-5+%29+%2F2+-+2+\" left
\n" ); document.write( "--------------------------
\n" ); document.write( "She spent ½ of the remaining money on a present, so
\n" ); document.write( "she has \"+%28%28%28+x-5+%29+%2F2+-+2+%29%29+%2F+2+\" left
\n" ); document.write( "---------------------
\n" ); document.write( "She has $10 left, so
\n" ); document.write( " \"+%28%28%28+x-5+%29+%2F2+-+2+%29%29+%2F+2+=+10+\"
\n" ); document.write( "\"+%28+x-5+%29+%2F2+-+2++=+20+\"
\n" ); document.write( "\"+%28+x-5+%29+%2F+2+=+22+\"
\n" ); document.write( "\"+x+-+5+=+44+\"
\n" ); document.write( "\"+x+=+49+\"
\n" ); document.write( "She started with $49
\n" ); document.write( "------------------
\n" ); document.write( "check:
\n" ); document.write( "After buying scarf for $5, she has $44 remaining
\n" ); document.write( "------------------
\n" ); document.write( "She spent ½ of her remaining money on jogging shoes, or
\n" ); document.write( "$22, and she has $22 left.
\n" ); document.write( "----------------------
\n" ); document.write( "She bought lunch for $2.00
\n" ); document.write( "She has $20 left
\n" ); document.write( "--------------------------
\n" ); document.write( "She spent ½ of the remaining money on a present, so
\n" ); document.write( "she has $10 left
\n" ); document.write( "OK\r
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