Solve the System $$\left\{ \begin{aligned}x + y + z & = 7 \\x - y + 5 z & = - 3 \\4 x + y + z & = 22\end{aligned} \right.$$

question 55

Multiple Choice

Solve the system.
- $$\left\{ \begin{aligned}x + y + z & = 7 \\x - y + 5 z & = - 3 \\4 x + y + z & = 22\end{aligned} \right.$$

• A) \(( 5,3 , - 1 )\)
• B) \(( - 1,3,5 )\)
• C) \(( - 1,5,3 )\)
• D) \(\varnothing\)

---

Definitions:

Influencer Network

A group or community of influential individuals who have the power to affect the buying habits or actions of others through their platforms, often used in marketing strategies.

Creator Group

A collective of content creators collaborating or categorized together based on their content or affiliations.

Influencer

An individual who is able to persuade audiences to take action; someone who has built an audience, naturally and over time, and is viewed as an authority figure on a certain subject, area, or perspective in the online space.

Creator

An individual who brings something new into existence, especially in the arts, media, or digital content.