document.write( "Question 259889: I am a parent that didn't get to finish in high school and my son has this problem and i don't know to write the equation out. thank you for your time. Here is the problem. \r
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document.write( "Air Travel: A jet leaves the Chalotte, Noth Carolina, airport traveling at an aveage rate of 564 km/h. Another plane leaves the airport one half hour later traveling at 744 km/h in the same direction. Use an equation to find how long the second jet will take to overtake the first. \n" );
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Algebra.Com's Answer #191353 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A jet leaves the Charlotte, North Carolina, airport traveling at an average rate of 564 km/h. \n" ); document.write( " Another plane leaves the airport one half hour later traveling at 744 km/h in the same direction. \n" ); document.write( " Use an equation to find how long the second jet will take to overtake the first. \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Change 30 min to .5 hrs \n" ); document.write( ": \n" ); document.write( "Let t = time required for the faster jet catch up with the 1st jet \n" ); document.write( "then \n" ); document.write( "(t+.5) = travel time of the slower plane \n" ); document.write( ": \n" ); document.write( "When this happens, the two planes will have traveled the same distance. \n" ); document.write( ": \n" ); document.write( "Write a dist equation: dist = speed * time \n" ); document.write( "Fast jet dist = slow jet dist \n" ); document.write( "744t = 564(t+.5) \n" ); document.write( "744t = 564t + 282 \n" ); document.write( "744t - 564t = 282 \n" ); document.write( "180t = 282 \n" ); document.write( "t = \n" ); document.write( "t = 1.567 hrs or 1 + .567(60) = 1 hr 34 min \n" ); document.write( " |