Simplify the Numerical Expression. (-3)(-8) + (-9)(-5)

question 105

Multiple Choice

Simplify the numerical expression. (-3) (-8) + (-9) (-5)

• A) 71
• B) 69
• C) -71
• D) 64
• E) 79

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Definitions:

Significant

Having a meaningful, important, or noticeable effect or influence.

Probability

A measure of the likelihood that an event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

Cross-Sectional Study

A study in which people (or animals) of different ages are compared at a given time.

Longitudinal Study

A research design that involves repeated observations of the same variables (e.g., people) over short or long periods of time.