document.write( "Question 69350: two trains leave Dallas at 9:00am The eastboud train travels at 45mi/h. the westbound train travels at 60 mi/h. at what time will the two trains be 420 mi apart ? \n" ); document.write( "
Algebra.Com's Answer #49352 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! two trains leave Dallas at 9:00am The eastboud train travels at 45mi/h. the westbound train travels at 60 mi/h. at what time will the two trains be 420 mi apart ? \n" ); document.write( "------------------ \n" ); document.write( "West train DATA: \n" ); document.write( "rate= 60 mph ; time = x hours ; distance = rt = 60x miles \n" ); document.write( "----------------- \n" ); document.write( "East train DATA: \n" ); document.write( "rate=45mph ; time = x hours ; distance = rt = 45x miles \n" ); document.write( "--------------- \n" ); document.write( "EQUATION: \n" ); document.write( "distance + distance = 420 miles \n" ); document.write( "60x + 45x = 420 \n" ); document.write( "105x = 420 \n" ); document.write( "x=4 hours \n" ); document.write( "------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |