B is the answer b.converse
Answer:

Step-by-step explanation:
Given that the current average property value is two-sevenths more than last year’s average value.
Let x be the last year's average property
Then we have as per the given information this year property value
=
Equate this to

The second graph I believe if not some else will try to help.
Answer:
19
Step-by-step explanation:
190/10= 19