Use Matrices to Find the System of Equations (If Possible) $$\left\{ \begin{aligned}5 x - 5 y & = 5 \\- 2 x - 3 y & = 18\end{aligned} \right.$$

question 14

Multiple Choice

Use matrices to find the system of equations (if possible) .Use Gaussian elimination with back-substitution or Gauss-Jordan elimination.​ $$\left\{ \begin{aligned}5 x - 5 y & = 5 \\- 2 x - 3 y & = 18\end{aligned} \right.$$ ​

• A)​(3,4)
• B)(-3,4)
• C)(5,18)
• D)(-3,-4)
• E)(3,-4)

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Definitions:

Cricoid

The cricoid is a cartilage ring located in the larynx (voice box) at the top of the trachea; it plays a key role in keeping the airway open for respiration.

Arytenoids

Cartilages located in the larynx that are crucial for voice production because they anchor vocal cords and control their tension.

Corniculate

Corniculate refers to small horn-shaped structures, notably part of the cartilage at the apex of the arytenoid cartilages in the larynx.

Thyroid

A gland in the neck that produces hormones regulating growth and development through the rate of metabolism.