Answer:
Is there more information?
Step-by-step explanation:
Answer:

Step-by-step explanation:

The answer to this question is c)
Answer:
No
Step-by-step explanation:
Please write: "Determine whether y+x=1 shows direct variation."
No, it does not, because of the constant term, 1.
If we were to eliminate the 1 and write y + x = 0, then yes, this would represent direct variation.
1/3+1/4 = 4/12 + 3/12 = 7/12