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March 26, 2017

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Posted by on .

change so x is the subject

y=2/x

and

y=-n/x
the minus is for the whole fraction

please show your working

thanks in advance :)

  • Maths - ,

    Was this the question you had in
    http://www.jiskha.com/display.cgi?id=1256992665 ??

    Well, the way you phrased it now makes it so much easier ...

    y = 2/x
    multiply by x
    xy = 2
    divide by y
    x = 2/y

    do the same for the second part.

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