How to delete image/s from gallery

[IceWhite]

As the title states, I have duplicated an image that I now wish to delete.
How do I do that?

[cabriodster87]

Click image, click image tools, click edit image, check delete box, click the 'delete this image' button. done

[IceWhite]

Aahhh, didn't see that image tools button. Thanks a lot buddy!