The easiest way is to add an axis line (with hidden ticks and labels).
Select the X-axis, add the line, hide the ticks and labels and make it
cross the Y-axis where you want.
Hopes this helps,
Jean
Le jeudi 01 mars 2012 à 12:41 +1100, alan a écrit :
> First of all I do not know whether this is the way to get help - if
> not, sorry, could you please point me in the right direction.
>
> I want to draw a horizontal line across a graph - that is parallel to
> the x-axis - right across the graph at a given Y value.
>
> Can someone please help?
>
> TIA
>
> Alan
>
>
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