okay so i know this sounds dumb but what does deposit mean?
like is it taking away from something or what?

It means you're putting money into your account

The definition of deposit in my words is to add more, put more [usually money] into something.

Where the white dots are is where your points should be plotted.a translation is simply just moving something from one place to another. in this case, you would move each plot point of the original shape 2 units up, and 5 units to the left.