SOLUTION: Two cars start off 700 miles apart. They begin driving towards on another, with one car going 40 miles per hour faster than the other. If it takes 5 hours for the two cars to meet

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Two cars start off 700 miles apart. They begin driving towards on another, with one car going 40 miles per hour faster than the other. If it takes 5 hours for the two cars to meet      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 684344: Two cars start off 700 miles apart. They begin driving towards on another, with one car going 40 miles per hour faster than the other. If it takes 5 hours for the two cars to meet, how fast is each car traveling?
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
D=RT
700=[(X+40)+X]*5
700=[2X+40]*5
700=10X+200
10X=700-200
10X=500
X=500/10
X=50 MPH FOR THE SLOWER CAR.
50+40=90 MPH FOR THE FASTER CAR.
PROOF;
700=(50+90)5
700=140*5
700=700