Aishah25
Aishah25 Aishah25
  • 18-02-2022
  • Mathematics
contestada

y is inversely proportional to x . When y = 9 , x = 8 Work out x when y = 18

Respuesta :

mohammedtaisiralam06
mohammedtaisiralam06 mohammedtaisiralam06
  • 18-02-2022

Step-by-step explanation:

y=k/x

9=8k

k=9/8

y=9/8x

18=9/8x

18 ÷ 9/8=x

So

18×8/9

=144/9

=16 SO X =16 WHEN y=18

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