Answer:
-7
Step-by-step explanation:

For 16/18 it would be 8/9
For 10/15 it would be 2/3
Answer:
AD=2
Step-by-step explanation:

Answer:
(0,6) or 6
Step-by-step explanation:
To find the y-intercept look at the last variable you have, which in this case is 6. Glad to help :)