See the picture first, thank you. QUESTIONS::

1. Does each graph represent a linear function? Why?

2. What is the domain of the first graph? second graph?

3. What is the range of the first graph? second graph?

1. yes, both lines are straight

2. domain: (-∞ ∞)

3. range: (-∞ ∞)

answer: the dogs need to shift their focus to human scent.

its because the dogs being trained are for search and rescue thus they need to be able to track humans and their specific scent

the solution is the point

step-by-step explanation:

we have

> equation a

> equation b

adds equation a and equation b

substitute the value of x in equation b to find the value of y

the solution is the point