document.write( "Question 21948: On Saturday morning, Lynn walked for 2 hours and then ran for 30 minutes. If she ran twice as fast as she walked and she covered 12 miles altogether, then how fast did she walk? \n" ); document.write( "
Algebra.Com's Answer #10588 by Paul(988)\"\" \"About 
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2x+x=12
\n" ); document.write( "3x=12
\n" ); document.write( "x=4
\n" ); document.write( "Hence, she walked 4mph
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