Solve the System by Using the Inverse of the Coefficient $$- 5 x + 3 y = 8$$

question 75

Multiple Choice

Solve the system by using the inverse of the coefficient matrix.
- $$- 5 x + 3 y = 8$$
$3 x - 6 y = - 30$

• A) \(\{ ( - 2 , - 6 ) \}\)
• B) \(\{ ( - 6 , - 2 ) \}\)
• C) \(\{ ( 6,2 ) \}\)
• D) \(\{ ( 2,6 ) \}\)

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Definitions:

Influenza

An acute illness characterized by fever, pain, coughing, and general upper respiratory symptoms.

Fever

An elevation in body temperature above the normal range, often a sign of infection or illness.

General Upper Respiratory Symptoms

Non-specific symptoms affecting the upper respiratory tract, including coughing, sneezing, nasal congestion, and sore throat.

Incubation Period

Period between exposure to an infection and when symptoms start to manifest.