Write the System of Linear Equations Represented by the Augmented $\left[\begin{array}{rrrrr}1 & 2 & 5 & \vdots & 34 \\0 & 1 & 2 & \vdots & 14 \\0 & 0 & 1 & \vdots & 5\end{array}\right]$

question 226

Multiple Choice

Write the system of linear equations represented by the augmented matrix.Then use back-substitution to solve.(Use variables x, y, and z.) $\left[\begin{array}{rrrrr}1 & 2 & 5 & \vdots & 34 \\0 & 1 & 2 & \vdots & 14 \\0 & 0 & 1 & \vdots & 5\end{array}\right]$

• A)x = 35, y = -3, z = 1
• B)x = 4, y = 1, z = 5
• C)x = 1, y = -4, z = -5
• D)x = 1, y = 4, z = 5
• E)x = -4, y = 5, z = -1

---

Definitions:

Comment Lines

Text within a program's code intended to provide insight or explanations and is not executed as part of the program.

Visual Basic Window

The interface in Visual Basic development environment where code is written, tested, and debugged.

Standard Toolbar

A set of commonly used icons or commands placed on a software application's interface for easy access to its most frequently used functions.

Procedure

A set of established steps or instructions to be followed in order to achieve a specific task or process.