document.write( "Question 129861This question is from textbook Introductory Algebra
\n" ); document.write( ": A student walks and jogs to college each day. She averages 5 km/h walking and 9 km/h jogging. The distance from home to college is 8 km, and she makes the trip in 1 hr. How far does the student jog? \n" ); document.write( "
Algebra.Com's Answer #94825 by checkley71(8403)\"\" \"About 
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5T+9(1-T)=8
\n" ); document.write( "5T+9-9T=8
\n" ); document.write( "-4T=-1
\n" ); document.write( "T=-1/-4
\n" ); document.write( "T=1/4 OR .25 HOURS FOR THE TIME WALKING
\n" ); document.write( "1-1/4=3/4 OR .75 HOURS JOGGING.
\n" ); document.write( "PROOF
\n" ); document.write( "5*.25+9*.75=8
\n" ); document.write( "1.25+6.75=8
\n" ); document.write( "8=8
\n" ); document.write( "
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