Use Cramer's Rule to Solve (If Possible) the System of Equations

question 205

Multiple Choice

Use Cramer's Rule to solve (if possible) the system of equations. $$\left\{ \begin{array} { r } - 0.4 x + 0.8 y = 5.52 \\0.2 x + 0.3 y = 2.63\end{array} \right.$$

• A) \(\left( \frac { 77 } { 10 } , \frac { 8 } { 5 } \right)\)
• B) \(\left( \frac { 8 } { 5 } , \frac { 77 } { 10 } \right)\)
• C) \(\left( - \frac { 8 } { 5 } , - \frac { 77 } { 10 } \right)\)
• D) \(\left( \frac { 8 } { 5 } , - \frac { 77 } { 10 } \right)\)
• E) \(\left( - \frac { 8 } { 5 } , \frac { 77 } { 10 } \right)\)

---

Definitions:

Padding the Budget

The practice of including extra costs in a budget to create a financial cushion, which can mislead or distort financial planning and decision-making.

Goal Incongruence

A situation where the objectives of different stakeholders or parts of an organization conflict with each other, potentially leading to inefficiencies or counterproductive actions.

Cost Target

Cost target is the budgeted or desired cost of manufacturing a product or executing a project, aimed at ensuring competitiveness and profitability.

Responsibility Accounting

An accounting system focused on controlling costs and evaluating performance by assigning responsibility to individual managers or departments.