document.write( "Question 1061739: kevin is hiking on a trail that is 4.2 miles long.so far, he has hiked 80% of the total distance.how many more miles does kevin have to hike in order to complete the trail?\r
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Algebra.Com's Answer #676497 by stanbon(75887)\"\" \"About 
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kevin is hiking on a trail that is 4.2 miles long.so far, he has hiked 80% of the total distance.how many more miles does kevin have to hike in order to complete the trail?
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\n" ); document.write( "Answer:: 4.2 - 0.8*4.2 = 0.2*4.2 = 0.84 miles
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