Determine Whether the System Is Consistent A) Yes
B) No

question 39

Multiple Choice

Determine whether the system is consistent.
- $$\begin{aligned}x _ { 1 } + x _ { 2 } + x _ { 3 } & = 7 \\x _ { 1 } - x _ { 2 } + 2 x _ { 3 } & = 7 \\2 x _ { 1 } + 3 x _ { 3 } & = 15\end{aligned}$$

• A) Yes
• B) No

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Definitions:

Superclass

The class from which other classes inherit properties and methods in object-oriented programming.

Shape

In programming, particularly in graphics and design, an entity or object that represents a geometric figure.

Circle

A geometrical shape consisting of all points in a plane that are a certain distance from a given point, the center.

Square

In mathematics, a square refers to a polygon with four equal sides and four right angles. In programming, it often involves multiplying a number by itself.