Solve the System of Equations by the Elimination Method

question 24

Multiple Choice

Solve the system of equations by the elimination method.
-2.5x + 0.3y = 10.6 0.5x + 0.9y = 3.8

• A) (6.5, 2.3)
• B) (4, 2)
• C) (4.5, 2)
• D) (1.5, 2.3)

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Definitions:

Spontaneous Remission

The unexpected improvement or cure of a disease or condition which occurs without any conventional medical intervention.

Placebo Effect

A phenomenon where an individual experiences a perceived improvement in condition due to personal expectations, rather than the effect of an active medical treatment.

Subjective Well-Being

Someone's self-evaluation concerning their overall happiness and life fulfillment.

Epinephrine

A hormone also known as adrenaline, secreted in response to stress and increases heart rate, muscle strength, blood pressure, and sugar metabolism.