document.write( "Question 915414: Tara traveled 3 hours on the free way she then decreased her speed by 20 mph and traveled 4 hrs on a country road. Her trip was a total of 375 miles. What was her speed on the freeway? \n" ); document.write( "
Algebra.Com's Answer #555566 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! r, unknown rate on freeway\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "___________________rate__________time_________distance \n" ); document.write( "FREEWAY____________r_____________3_____________r*3 \n" ); document.write( "COUNTRY____________r-20__________4____________(r-20)*4 \n" ); document.write( "Total_________________________________________375 \n" ); document.write( " |