Solve the System of Linear Equations $$\left\{ \begin{array} { r } x + 3 y = 0 \\2 x + 7 y + 2 z = - 1 \\x + 4 y + 3 z = - 4\end{array} \right.$$

question 25

Essay

Solve the system of linear equations. $$\left\{ \begin{array} { r } x + 3 y = 0 \\2 x + 7 y + 2 z = - 1 \\x + 4 y + 3 z = - 4\end{array} \right.$$

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Definitions:

Equilibrium Price

the price at which the quantity of goods supplied equals the quantity of goods demanded, reaching a state of market balance.

Demand Increase

A situation where the desire and willingness to purchase a good or service grows, often resulting in higher prices.

Supply Decrease

A reduction in the quantity of a product or service that is available for sale.

Market Equilibrium Price

The market equilibrium price is the price at which the quantity of goods suppliers offer equals the quantity of goods consumers are willing to buy.