SOLUTION: With a tailwind, a helicopter flies 300 miles in 1.5 hours. When the helicopter flies back against the same wind, the trip takes 3 hours. What is the helicopter's speed? What is th

Algebra ->  Systems-of-equations -> SOLUTION: With a tailwind, a helicopter flies 300 miles in 1.5 hours. When the helicopter flies back against the same wind, the trip takes 3 hours. What is the helicopter's speed? What is th      Log On


   

Question 480913: With a tailwind, a helicopter flies 300 miles in 1.5 hours. When the helicopter flies back against the same wind, the trip takes 3 hours. What is the helicopter's speed? What is the wind's speed?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
2v-4= if -7v-2=5
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Solve -7v-2 = 5
-7v = 7
v = -1
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Evaluate 2v-4
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2(-1) - 4
= -2-4 = -6
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Cheers,
Stan H.
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