Solve the System $$\left\{ \begin{array} { c } x - y + 4 z = - 2 \\4 x + z = 0 \\- x + y - 4 z = 4\end{array} \right.$$

question 67

Multiple Choice

Solve the system.
- $$\left\{ \begin{array} { c } x - y + 4 z = - 2 \\4 x + z = 0 \\- x + y - 4 z = 4\end{array} \right.$$

• A) \(( 0,2,0 )\)
• B) \(( 0,0,2 )\)
• C) \(\varnothing\)
• D) \(( 4,2,0 )\)

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Definitions:

Carbon Use

The consumption of carbon-based fuels and the resulting output of carbon dioxide and other greenhouse gases into the atmosphere.

Fossil Index

A reference or guide based on fossil specimens used to identify geological periods or compare relative ages of rock layers.

Energy Consumption

The total amount of energy used by an individual, organization, or system within a specific period.

GDP

Gross Domestic Product, a measure of the economic performance of a country, calculated by summing the value of all goods and services produced within its borders.