Write the Word or Phrase That Best Completes Each Statement $$\begin{array} { l } 5 y + x = - 8 \\x = 2 y + 5\end{array}$$

question 76

Multiple Choice

Write the word or phrase that best completes each statement or answers the question.
- $$\begin{array} { l } 5 y + x = - 8 \\x = 2 y + 5\end{array}$$

• A) \(\left( - \frac { 9 } { 7 } , - \frac { 13 } { 7 } \right)\)
• B) \(\left( \frac { 9 } { 7 } , - \frac { 13 } { 7 } \right)\)
• C) \(\left( \frac { 9 } { 7 } , \frac { 13 } { 7 } \right)\)
• D) \(\left( - \frac { 9 } { 7 } , \frac { 13 } { 7 } \right)\)

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Definitions:

Cell Walls

Rigid or semi-rigid structures surrounding the cell membrane of plants, fungi, and some bacteria, providing shape, support, and protection.

Cyanobacteria

Photosynthetic bacteria that produce oxygen as a by-product, playing a key role in the early oxygenation of the Earth's atmosphere.

Chlorophyll

a green pigment found in plants and cyanobacteria, essential for photosynthesis as it absorbs light energy.

Peptidoglycan

A polymer consisting of sugars and amino acids that forms a mesh-like layer outside the plasma membrane of bacteria, providing structural support and shape.