Study habits can help change the future by either helping or ruining things. one example is non-stop study that helps by remembering a lot more. another thing is studying with your friends it might be a good idea but you can get destacted easily and not learn anything
The image above gives off a darker more sinister vibe due to the artists choice to not use color. The shapes used in the background have an irregular pattern and color scheme which could suggest disorganization in the artists life.
5 doesn't have the same variable. You can't add two terms that have different variables. Ex. : 3g+2f+5 cannot be added together.