document.write( "Question 114589: Sylva walked to Cathy's house at 2km/h, and then rode her bicycle back to her own house at 10km/h. The entire trip took 3 h. How long a time did Sylvia walk? \n" ); document.write( "
Algebra.Com's Answer #83364 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
X/2+X/10=3
\n" ); document.write( "(5X+X)/10=3
\n" ); document.write( "6X/10=3 NOW CROSS MULTIPLY.
\n" ); document.write( "6X=30
\n" ); document.write( "X=30/6
\n" ); document.write( "X=5 MILES FOR THE ONE WAY TRIP.
\n" ); document.write( "PROOF:
\n" ); document.write( "5/2+5/10=3
\n" ); document.write( "2.5+.5=3
\n" ); document.write( "3=3
\n" ); document.write( "
\n" );