Solve the System $$\left\{ \begin{array} { l } x + y + z = 5 \\x - y + 5 z = 3 \\4 x + y + z = - 1\end{array} \right.$$

question 16

Multiple Choice

Solve the system. If there is no solution or if the system's equations are dependent, so state.
- $$\left\{ \begin{array} { l } x + y + z = 5 \\x - y + 5 z = 3 \\4 x + y + z = - 1\end{array} \right.$$

• A) infinitely many solutions; dependent equations
• B) \(\{ ( - 2,5,2 ) \}\)
• C) no solution or \(\varnothing\)
• D) \(\{ ( 2,5 , - 2 ) \}\)

Distinguish among the different biomes and understand their climatic requirements.

Understand the influence of geographical features on climate and biome distribution.

Explain the ecological role of organisms in extreme environments such as thermal vents.

Understand the basic trophic levels and their roles in ecosystems (producers, consumers, decomposers).

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