9=5 3/4 cups of flour, 10 T butter, 3 eggs, and 3 cups of cocoa
3=1 3/4 cups of flour, 3 1/3 T butter, and 2/3 cups of cocoa
I am sorry if I did anything wrong. I tried.
Answer:

Step-by-step explanation:
we have
----> equation A
----> equation B
Multiply the equation B by 2 both sides
------> equation C
Adds equation A and equation C

Find the value of y



the solution is the point 