Use Cramer's Rule to Solve the System $$\begin{array} { l } 5 x = - 5 y + 10 \\4 x = - y - 10\end{array}$$

question 140

Multiple Choice

Use Cramer's rule to solve the system.
- $$\begin{array} { l } 5 x = - 5 y + 10 \\4 x = - y - 10\end{array}$$

• A) \(\{ ( - 4,6 ) \}\)
• B) \(\{ ( 6 , - 4 ) \}\)
• C) \(\{ ( - 6 , - 4 ) \}\)
• D) \(\{ ( - 4 , - 6 ) \}\)

---

Definitions:

Kirkpatrick's General Model

A widely used framework for evaluating training programs, categorizing the outcomes into four levels: reaction, learning, behavior, and results.

Return on Investment

A financial metric used to assess the profitability or efficiency of an investment, calculated by dividing the benefit (return) of an investment by the cost of the investment.

Training Evaluation Processes

Methods used to assess the effectiveness and efficiency of training programs.

Objective Metrics

Quantifiable measurements used to assess performance, productivity, or other predefined indicators.