Answer: 2.3
Equation of the line:
y=2.3x+108.2
Well you can find out by the question it's pretty easy....
you have to find the same x coordinates and then see what the difference is in the y coordinate. For example, (1,0), and (1,-5) the difference is -5. So for (-8,0), and (1,0) your answer would be (8,-5)
Hmm...this is difficult. The first thing I can think of is the relationship between age and time.
