SOLUTION: The sum of the speeds of two trains is 723.7. If the speed of the first train is 10.3 faster than the second train, find the speeds of each. HELP!! this is killing me that i can

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: The sum of the speeds of two trains is 723.7. If the speed of the first train is 10.3 faster than the second train, find the speeds of each. HELP!! this is killing me that i can      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 637387: The sum of the speeds of two trains is 723.7. If the speed of the first train is 10.3 faster than the second train, find the speeds of each.
HELP!! this is killing me that i cant figure this out
Answer by Maths68(1474) About Me  (Show Source):
You can put this solution on YOUR website!
Let
Speed of slower train = x
Speed of faster train = x+10.3

Speed of slower train + Speed of faster train = Sum of speeds
x+x+10.3=723.7
2x+10.3=723.7
2x=723.7-10.3
2x=713.4
2x/2=713.4/2
x=356.7


Speed of slower train = x = 356.7
Speed of faster train = x+10.3 = 356.7+10.3=367