It’s the third one.. I think
Step-by-step explanation:
We can make 2 equations as follows:
2x = y + 16 and x + 2y = 18
x + 2y = 18 is the same as x = 18 - 2y. Hence, 2(18 - 2y) = 2x = y + 16.
2(18 - 2y) = y + 16
36 - 4y = y + 16
5y = 20
y = 4.
I think the answer is 16.5 sorry if its not right
Let Jack's current point is

After winning 3 consecutive games, the bonus point is given by

The score after 5% = 0.05 increase is

Answer:
After 12 years, Maria will have 6500 x (1 + 3/100)^12 =9267.44$ in her account.