Add $( - 9 + 5 ) + ( - 5 + 7 )$

question 68

Multiple Choice

Add: $( - 9 + 5 ) + ( - 5 + 7 )$

• A) -6
• B) 6
• C) -2
• D) 26

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Definitions:

Physical Disability

A limitation on a person’s physical functioning, mobility, dexterity or stamina.

Intelligence Quotient

A numerical measure of a person's cognitive abilities in relation to their age group.

Mental Age

A measure of an individual's cognitive ability expressed as the age at which an average person reaches the same level of mental capacity.

Chronological Age

The amount of time that has passed since an individual's birth, typically measured in years.