Sharing = division. 16 divided by four is four. Now, each person gets a fourth so a fourth of four is 1/4. Each person gets 1/4.
Answer: 12 refills
Step-by-step explanation:
y = 8.95 + 1.50x
26.95= 8.95 + 1.50x
26.95 - 8.95 = 1.50x
18 = 1.50X
18 / 1.50 = x
X = 12