Answer:
y=-2x-5
Step-by-step explanation:
First of all, you have to distribute -2 to (x-1) to get to this equation y+7=-2x+2. Then, you subtract 7 on both sides to get the slope-intercept of y = -2x - 5.
Answer:

Step-by-step explanation:
Given


Required
Determine the image P'
P' is calculated by multiplying P and k.
i.e.

This gives:



<em>Hence, the image P' after dilating P is (-10,-8)</em>
Answer: A
I used my graphic calculator
Rotational, horizontal, and vertical.