Solve the System of Equations Using Substitution $$\left\{ \begin{array} { r } x y = 20 \\x + y = 9\end{array} \right.$$

question 19

Multiple Choice

Solve the system of equations using substitution.
- $$\left\{ \begin{array} { r } x y = 20 \\x + y = 9\end{array} \right.$$

• A) \(x = 20 , y = 1 ; x = 1 , y = 20\)
• B) \(x = 10 , y = 2 ; x = 2 , y = 10\)
• C) \(x = 6 , y = 3 ; x = 3 , y = 6\)
• D) \(x = 5 , y = 4 ; x = 4 , y = 5\)

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Definitions:

Negative Alliance

A situation in therapy where there is a lack of agreement or cooperation between the therapist and client, hindering progress.

Stable Coalition

A consistent and long-lasting alliance between individuals or groups aimed at achieving common goals.

Structural Therapy

A form of family therapy that focuses on reorganizing family systems and boundaries to promote healthier interactions and relationships within the family.

Psychopathology

The scientific study of mental disorders, including their symptoms, etiology (causes), and treatment.