Use an Inverse Matrix to Find the Solution to the System

question 194

Multiple Choice

Use an inverse matrix to find the solution to the system.
- $$\left\{ \begin{array} { l } - 3 x - 7 y - 2 z = - 43 \\- 9 x + 6 y + 5 z = 2 \\- 5 x - 7 y + 5 z = - 4\end{array} \right.$$

• A) \(x = 5 , y = 2 , z = 7\)
• B) \(x = 2 , y = 7 , z = 2\)
• C) \(x = 6 , y = 0 , z = 7\)
• D) \(x = 5 , y = - 2 , z = - 7\)

---

Definitions:

Office Supplies

Products and materials used in offices for business operations, including paper, pens, and office equipment.

High-end Stoves

Premium cooking appliances that offer superior performance, durability, and design, typically catering to the luxury market.

Cure the Delivery

The process of rectifying any issues or defects present in the delivery of goods under a contract, thereby fulfilling the delivery obligations fully and properly.

Tender

An offer to perform an obligation or a bid to buy securities, goods, or services at a specific price.