`d=(|Am+Bn+C|)/(sqrt(A^2+B^2`

`=(|(-2)(5)+(3)(6)+4|)/(sqrt(4+9)`

`=3.328`

Here is the graph of the situation. We can see that our answer of just over 3 units is reasonable.

So the required distance is `3.3` units, correct to 1 decimal place.

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