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

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Definitions:

Electrons

Subatomic particles with a negative charge, found in all atoms and acting as the primary carrier of electricity in solids.

Synthesis Reaction

A chemical reaction in which two or more substances combine to form a new, more complex compound.

Dipeptide

A molecule consisting of two amino acids joined by a single peptide bond, a basic building block of proteins.

Amino Acids

Organic compounds that serve as the building blocks for proteins, necessary for various bodily functions.