otenggeorge719 otenggeorge719
  • 17-07-2021
  • Mathematics
contestada

give that 1/x+2/y=1/2, express y in terms of x and 2
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sqdancefan
sqdancefan sqdancefan
  • 17-07-2021

9514 1404 393

Answer:

  y = 4x/(x -2)

Step-by-step explanation:

Subtract 1/x

  2/y = 1/2 -1/x

Combine terms

  2/y = (x-2)/(2x)

Cross multiply

  4x = y(x -2)

Divide by the coefficient of y

  y = 4x/(x -2) . . . . simplest

  y = 2^2/(x -2) . . . . in terms of x and 2

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