Determine If the Given Ordered Triple Is a Solution of the System

question 138

Multiple Choice

Determine if the given ordered triple is a solution of the system.
- $$\begin{array} { l } ( 5 , - 2 , - 5 ) \\4 x + 5 y + z = - 25 \\2 x - 3 y - z = - 9 \\5 x + y + 4 z = - 7\end{array}$$

• A) not a solution
• B) solution

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Definitions:

Internet Backbone

The main pathway of high-speed communications lines over which all Internet traffic flows.

Dotted Quad

A representation of IPv4 addresses consisting of four numbers separated by dots, with each number ranging from 0 to 255, indicating distinct parts of the IP address.

IP Address

An Internet Protocol address, a unique string of numbers and dots that identifies each device using the Internet Protocol to communicate over a network.

Top-Level Domain

The suffix, often of three letters (such as .com or .edu), in the domain name that indicates the kind of organization the host is.