Answer:
8.40
Step-by-step explanation:
The slope is

So, the equation is

The y-intercept is when x=0, so

Answer:
average of siblings with that height and weight
Step-by-step explanation:
Answer:
T= (2, 0)
Step-by-step explanation:
(2,0) + (4, 4) = (6, 4)
(6, 4) + (4, 4) = (10, 8)