The Berlin wall is a Relic Origin Boundary.
Answer: Relic Origin Boundary
Corn is a primary subsistence crop is in danger due to soil erosion
between Europe and Asia (dividing Eurasia): along the Turkish Straits, the Caucasus and the Urals (historically also north of the Caucasus, along the Kuma–Manych Depression or along the Don River) between Asia and Africa (dividing Afro-Eurasia into Africa and Eurasia): at the Isthmus of Suez.
Answer:
Explanation:
conifer trees are mostly found in alpine tundra
Subtract 2x from both sides then 3 from both sides and then divide both sides by 4
X=3
