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A maths - linear law

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  • bonkysleuth
    bonkysleuth's Avatar
    314 posts since Mar '07
    • 13 Aug `08, 8:03PM

      variables x and y are related by the equation y = ax / x-b. the graph y against y/x has gradient 3 and y-intercept 2.

       

      (a) find value of a and b.

      (b) find value of x for which x=y.

       

      having a maths CT tomorrow, so please reply asap if you are able to help!

       

      lastly thanks!

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    ^tamago^
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    51,105 posts since Sep '03
  • bonkysleuth
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    314 posts since Mar '07
    • 13 Aug `08, 8:48PM
      • if you don't mind ^tamago^, could you further explain how you solve the second question?  i mean part 2 of the question.
  • yong93
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    3,085 posts since May '07
  • Moderator
    ^tamago^
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    ^tamago^'s Avatar
    51,105 posts since Sep '03
    • 13 Aug `08, 9:13PM
      Originally posted by bonkysleuth:
      • if you don't mind ^tamago^, could you further explain how you solve the second question?  i mean part 2 of the question.


      simultaneous equations.....

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