Choose the One Alternative That Best Completes the Statement or Answers

question 50

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Write the augmented matrix for the given system.
- $$\begin{array} { l } 4 ( x - 3 y ) = 9 y + 6 \\8 x = 9 y + 6\end{array}$$

• A) \( \left[\begin{array}{rr|r}4 & -3 & 6 \\ 8 & 9 & 6\end{array}\right] \)
• B) \( \left[\begin{array}{rr|r}4 & -3 & 6 \\ 8 & -9 & 6\end{array}\right] \)
• C) \( \left[\begin{array}{rr|r}4 & -21 & 6 \\ 8 & -9 & 6\end{array}\right] \)
• D) \( \left[\begin{array}{rr|r}4 & -21 & 6 \\ 8 & 9 & 6\end{array}\right] \)

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Definitions:

Bruise

An injury to the skin causing discoloration and swelling without breaking the surface.

Contusion

A bruise resulting from a blunt impact, causing bleeding under the skin without breaking the skin's surface.

Rule of Nines

A method used in the assessment of burns, dividing the body into sections of 9% (or multiples thereof) to estimate the total area affected.

Sunburn

Damage to the skin resulting from excessive exposure to ultraviolet (UV) radiation, usually from the sun, causing redness, pain, and sometimes blistering.