Solve the System by Substitution

question 31

Multiple Choice

Solve the system by substitution.
-x + y = 3 x - y = 1

• A) (2, 1)
• B) No solution
• C) (1, 2)
• D) (-2, 2)

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Definitions:

Mental Status Examination

A structured assessment of a patient's level of cognitive functioning, including orientation, attention, memory, language, and thought processes.

Patient's Coping Skills

The strategies and mechanisms a patient uses to manage stress and cope with illness or adversity.

Level of Functioning

Level of functioning generally refers to an individual's capacity to perform normal daily activities and fulfill societal roles, often assessed in medical and psychological contexts.

Electroencephalogram

A diagnostic test that records electrical activity in the brain using electrodes attached to the scalp, commonly used to diagnose and monitor neurological disorders.