anonymous
  • anonymous
whatttttttt! Find an equation of variation where y varies directly as x. One pair of values is y = 80 when x = 40.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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AkashdeepDeb
  • AkashdeepDeb
y is directly proportional to x y = 80 x = 40 So as y increases even x increases and vice versa! So y = 2x Got it? :)
anonymous
  • anonymous
it says y = kx
anonymous
  • anonymous
@AkashdeepDeb

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AkashdeepDeb
  • AkashdeepDeb
k is a replacement for a CONSTANT!! In this case they tell us to find an EQUATION! So y = 2x x = 40, y=80 So we can also say that when x=1 then y = 2 Understood? :)

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