SOLUTION: plane flies 490 mi. with the wind and 350 mi. agaisnt the wind in the same length of time. speed of wind 22 mph, what is speed of plane in still air?

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: plane flies 490 mi. with the wind and 350 mi. agaisnt the wind in the same length of time. speed of wind 22 mph, what is speed of plane in still air?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 440440: plane flies 490 mi. with the wind and 350 mi. agaisnt the wind in the same length of time. speed of wind 22 mph, what is speed of plane in still air?
Answer by rwm(914) About Me  (Show Source):
You can put this solution on YOUR website!
(x+22)*t=490
(x-22)*t=350
490/(x+22)=350/(x-22)
x=132 no wind
132+22=154 with the wind
132-22=110 against the wind