document.write( "Question 277732: Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 160 miles in the same time that Dana travels 145 miles. If Chuck's rate of travel is 3 mph more than Dana's, and they travel the same length of time, at what speed does Chuck travel? \n" ); document.write( "
Algebra.Com's Answer #202266 by checkley77(12844)\"\" \"About 
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D=RT
\n" ); document.write( "160=(R+3)T
\n" ); document.write( "T=160/(R+3)
\n" ); document.write( "145=RT
\n" ); document.write( "T=145/R
\n" ); document.write( "SEEING AS THE TIMES ARE THE SAME:
\n" ); document.write( "160/(R+3)=145/R CROSS MULTIPLY.
\n" ); document.write( "160R=145(R+3)
\n" ); document.write( "160R=145R+435
\n" ); document.write( "160R-145R=435
\n" ); document.write( "15R=435
\n" ); document.write( "R=435/15
\n" ); document.write( "R=29 MPH FOR DANA'S RATE.
\n" ); document.write( "29+3=32 MPH FOR CHUCK'S RATE.
\n" ); document.write( "PROOF:
\n" ); document.write( "160/32=145/29
\n" ); document.write( "5=5
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