They have not changed. They are still parallel.
Answer:
![C)\:-1](https://tex.z-dn.net/?f=C%29%5C%3A-1)
Step-by-step explanation:
![3x-3=9x+3\\\Leftrightarrow 6x=-6\\\Leftrightarrow x=-1](https://tex.z-dn.net/?f=3x-3%3D9x%2B3%5C%5C%5CLeftrightarrow%206x%3D-6%5C%5C%5CLeftrightarrow%20x%3D-1)
Which question?
How can I answer if I don't know the question
The length of drawing 1 is 1.5 inches
Drawing 2 is 1.8 inches
We need to use the same side
Take Drawing 2 over drawing 1
1.8/1.5
1.2
The scale factor is 1.2