How can we add images in this app

Answer 1

I think he's asking how to upload images to Sololearn for use with codes. In that respect, you can't. Upload them to a website like tumbler and use...

<img src="link-to-the-image">

Answer 2

Using the <img> tag!
Go through the HTML course :
https://www.sololearn.com/Course/HTML/?ref=app

Answer 3

use image <img> or if you trying to make a game use SVG or if you know JS use canvas