document.write( "Question 99230: I am having a problem solving this linear equation. A college student drives at 95km/h from home to a park and 70km/h from the park back to home. If the round-trip takes 45 minutes, how long does it take from the park back to home? \n" ); document.write( "
Algebra.Com's Answer #72196 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 95(45-T)=70*T \n" ); document.write( "4275-95T=70T \n" ); document.write( "70T+95T=4275 \n" ); document.write( "165T=4275 \n" ); document.write( "T=4275/165 \n" ); document.write( "T=25.909 MINUTES FOR THE RETURN TRIP. \n" ); document.write( "PROOF \n" ); document.write( "95(45-25.909)=70*25.909 \n" ); document.write( "95(19.091)=1813.6 \n" ); document.write( "1813.6=1813.6\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |