SOLUTION: a plane travels 200 mph with the wind & 120 mph against the wind, find the speed of the wind & speed of plane

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Question 343437: a plane travels 200 mph with the wind & 120 mph against the wind, find the speed of the wind & speed of plane
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P%2BW=200
P-W=120
Add the equations together,
P%2BW%2BP-W=200%2B120
2P=320
highlight%28P=160%29mph
Then use either equation to solve for W.
160%2BW=200
highlight%28W=40%29mph