The parallel line is: 2x - 4y = 40 or x - 2y = 20. [same as: y = (1/2)x - 10]
True because it's been on Earth for a really long time that we know.
You can find it in north america
Oceanography is is the study of the physical and biological aspects of the ocean, so my assumption is an oceanographer is a person who studies those things.
1. Seattle
2. Washington D.C
3. San Francisco
4. Canada
5. Yakutsk