document.write( "Question 1022223: A 150-pound person uses 6.1 calories per minute when walking at a speed of 4 mph. How long must a person walk at this speed to use at least 160 calories? \n" ); document.write( "
Algebra.Com's Answer #637962 by macston(5194)\"\" \"About 
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\n" ); document.write( "x=minutes to walk
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\n" ); document.write( "6.1x=160
\n" ); document.write( "x=160/6.1
\n" ); document.write( "x=26.23 minutes
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