Answer:
3/4
Step-by-step explanation:
Because the total homework would be 25/25

15/20 can be reduced to 3/4
52 - 24 = 28
24 : 28 (fiction: nonfiction)
simplify
6 : 7
ANSWER

EXPLANATION
The given equation is

The solution is given by the formula

where a=1, b=-5, c=-5
We substitute into the formula to get;

We simplify to get,

The solutions are:

The equation has no complex roots.