Answer:
n=14
Explanation:
These ratios can also be written this way:

cross multiply and you get:
7x18=9n
126=9n
n=14
The Volga River is the main water way in western Europe. Glad to help :)
Answer:
not sure, but most likely answer b: variation's in the shape earth's orbit
Explanation:
<span>The differing air temperatures cause the winds.</span>
The physical map shows the landforms and bodies of water in specific areas on Earth's surface, the political map hows features humans have created such as the boundaries between states, provinces, territories, and countries. The topographic map shows land elevations. However all of them represent Earth's surface on different way.