Solve the System by Using the Inverse of the Coefficient $$\begin{array} { c } 5 x + 4 y = 8 \\4 x - 2 y = 22\end{array}$$

question 486

Multiple Choice

Solve the system by using the inverse of the coefficient matrix.
- $$\begin{array} { c } 5 x + 4 y = 8 \\4 x - 2 y = 22\end{array}$$

• A) \(\{ ( - 3,4 ) \}\)
• B) \(\{ ( 4 , - 3 ) \}\)
• C) \(\{ ( 3 , - 4 ) \}\)
• D) \(\{ ( - 4,3 ) \}\)

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Definitions:

Strabismus

A condition where the eyes do not properly align with each other when looking at an object, leading to double vision or the development of a squint.

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A group of eye conditions that damage the optic nerve, often due to abnormally high pressure in the eye, leading to vision loss if untreated.

Presbyopia

An age-related condition in which the eye's lens loses the ability to focus on close objects, causing difficulty with reading or fine tasks.

Mental Status

A measure of a person's cognitive, emotional, and psychological well-being and functioning, often assessed through observations and specific tests.