Answer:
The last one.
Step-by-step explanation:
4/5 is the right answer.....
Answer:

Step-by-step explanation:
We have:



Answer:
The answer is 21
Step-by-step explanation:
This should help you
Answer: not sure how helpful this is, but the second one is correct (if it's the one that's corresponding to the blue line). The pink line, however, is incorrect if it is corresponding to the first equation. The first equation must have a y-intercept of 1.
Step-by-step explanation: