Answer:
g = 21/4
Decimal form:
g = 5.25
Mixed Number:
5 1/4
5) the slope is -2, y-intercept is 1. 6) slope is 1, y-intercept is 1. 7) slope is -5, y-intercept is 8. That’s all I could find :( sorry. Hope that helped. I’m also not that good at math
or 
Step-by-step Explanation :
As the given fraction is an improper fraction, it is hard to divide properly. Either :
☆ You can write what it is given as per question for the answer.
☆ Else, by dividing, we will get a huge value. In this case, we get it as 
-5 is for f(x)=x+5
4 is for g(x)=x-4
Hope this helps!!