What is an ecosystem? 1. A self-contained living thing
2. A group of interacting 3.individuals from the same species located in the same area
4. All of the biotic and abiotic things within a given area and all of their inteactions
5. A food web

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d