Add Do Not Use a Number Line Except as a Check

question 248

Multiple Choice

Add. Do not use a number line except as a check.
-12 + (-84)

• A) -72
• B) -96
• C) 96
• D) 72

---

Definitions:

Data Centralization

When data is maintained in only one file.

Relational Algebra

The use of English-like expressions that have variables and operations, much like algebraic equations, to extract data from databases using Structured Query Language.

Boolean Algebra

A branch of algebra that deals with true or false values, typically used in computer logic and circuit design.

Real-time Processing

Computing that processes data as it is received, ensuring immediate output and responses.