Answer:
there is no solution to the problem but after calculating and searching a possible answer is
x = -6
y = 0
Step-by-step explanation:
For

, we have

and so

which is, again, only valid for

.
28/7= 4
If there’s 4 people that wear glasses and 3/4 are males then it’s 3.
13.21 gallons are in 50 liters