Wednesday

April 16, 2014

April 16, 2014

Posted by **Delia** on Monday, June 8, 2009 at 5:53pm.

Could you please explain how to solve this problem? Thank you so much! :D

- Algebra -
**Reiny**, Monday, June 8, 2009 at 6:50pmlet the speed of the plane with no wind be x mph

let the speed of the wind be y mph

4(x+y) = 600 or

x + y = 150 (1)

5(x-y = 600 or

x - y = 120 (2)

Add (1) and (2) etc.

**Related Questions**

math - In a storm, a plane flew against the wind and took 9 hours to cover 3,...

math - Matt and Anna are frequent fliers on Fast n Go Airplanes. They often fly ...

MATH - Matt and Anna are frequent fliers on Fast n Go Airplanes. They often fly ...

algebra - Flying with the wind, a pilot flew 600 mi between two cities in 4 h. ...

Math - Against the wind, a small palne flew 900 miles in 9 hours. The return ...

algebra II - An aircraft flew 6 hours with the wind. The return trip took 7 ...

8th Algebra - 1) An airplane took 2 hours to fly 600 km against a head wind. The...

Algebra - A plane traveled 580 miles to Anakara and back. The trip there was ...

repost math question - An aircraft flew 6 hours with the wind. The return trip ...

MATH! - a round trip car ride took 12 hours. the first half of the trip took 7 ...