85% is the answer to your question
The fraction of cards that Alan has is 3x/4. The correct answer is B.
x-x/4
4x-x/4
3x/4
he has 3x/4 cards
Get two points and do change in y over change in x
for example
the 2 points are (2,4) (4,8)
change in y: 8-4= 4
change in x: 4-2=2
4/2= 2
The answer is x=-5
Hope this helps