Solve the Problem $$\left\{ \begin{array} { l } x + y = - 9 \\x - y = 19\end{array} \right.$$

question 9

Multiple Choice

Solve the problem.
- $$\left\{ \begin{array} { l } x + y = - 9 \\x - y = 19\end{array} \right.$$

• A) \(\{ ( 5 , - 14 ) \}\)
• B) \(\{ ( 5,14 ) \}\)
• C) \(\{ ( 9,5 ) \}\)
• D) \(\{ ( 9 , - 14 ) \}\)

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Definitions:

Percent Method

A calculation method involving the use of percentages, often applied in finance, statistics, or to determine changes and allocations.

Behaviourally Anchored

A method of rating performance that involves evaluating specific examples of an employee's behavior against predefined anchors or benchmarks.

Subjective

Relating to personal opinions, interpretations, or feelings rather than to objective facts or evidence.

Traits Methods

A series of techniques used in performance evaluations focusing on the individual characteristics and attributes of employees rather than solely on output.