Answer:
(y+1) = 3(x-1)
Step-by-step explanation: The key here is point slope form. Whenever you are given questions with a given point (y1, x1) and slope m just use this form, (y-y1)=m(x-x1)
Answer:

Step-by-step explanation:
Let

We can factor 6 to get:

This is the graph an absolute value function that opens upwards.
The vertex is at (0,9)
The range is

For m<9, the graph is always above the x-axis.
Therefore for m<9,

2 is the greatest comun factor
Answer:
112.5
Step-by-step explanation:
25% of 450 = .25 x 450 = 112.5