Answer:
x = -5
y = 4
Step-by-step explanation:
3x + 4y = 1 /*(-4)
4x + 5y = 0 /*3
---------------------
-12x - 16y = -4
12x + 15y = 0 +
---------------------
-y = -4
y = 4
---------------------
12x = -15y
12x = -60
x = -5
---------------------
So I would say 4/18 but it could probably be 18/81 to
Answer:

Step-by-step explanation:
Answer:
10=25
Step-by-step explanation:
40=100
4=10
2=5