Answer:
3
Step-by-step explanation:
Answer:
D
Step-by-step explanation:

I only know how to do a, so i hope i can help a little bit.
y=mx+b
-2=-3(7)+b
-2=-21+b
b=19
so your equation is y=-3x+19
i hope this helps!!
What weight represents 39th percentile
Answer:

Step-by-step explanation:
The blue line represent the full line length.
We can add the parted black segments together and set it equal to the line.




