Solve the Following System of Equations Using the Addition Method

question 32

Short Answer

Solve the following system of equations using the addition method:
a + b = 2.5
a - b = 0.9

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Definitions:

Seasonal Affective Disorder

A type of depression that occurs at a specific time of the year, typically in winter, when there is less natural sunlight.

Ventricles

Hollow organs or cavities in the body; in the brain, they are filled with cerebrospinal fluid and linked to the central nervous system's function.

Schizophrenia

A long-term mental disorder involving a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception and inappropriate actions and feelings.

Unwelcome Thought

Intrusive ideas or thoughts that are often distressing and uninvited.