document.write( "Question 1124533: Matthew drove 20 km at a steady speed to get to the highway. Once on the highway he increased the speed by 40 km/h and traveled another 75 km. If the entire trip was completed in 1 h and 14 min, what was his speed on each part of the trip?
\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #740824 by josgarithmetic(39617) $\"\"$ $\"About$

You can put this solution on YOUR website!

\r\n" );
document.write( "                     SPEED      TIME                   DISTANCE\r\n" );
document.write( "\r\n" );
document.write( "Road Before Hwy         r                       20\r\n" );
document.write( "\r\n" );
document.write( "On the Highway        r+40                 75\r\n" );
document.write( "\r\n" );
document.write( "TOTAL                            \r\n" );
document.write( "

\n" ); document.write( "Solve the time sum equation for r.
\n" ); document.write( " $\"20%2Fr%2B75%2F%28r%2B40%29=1%2614%2F60\"$ \n" ); document.write( "

\n" );