Solve the System $$\left( \begin{array} { r l } 3 x - 2 y + 3 z & = 23 \\3 y - 5 z & = - 18 \\2 z & = 6\end{array} \right)$$

question 38

Multiple Choice

Solve the system. $$\left( \begin{array} { r l } 3 x - 2 y + 3 z & = 23 \\3 y - 5 z & = - 18 \\2 z & = 6\end{array} \right)$$

• A) x = 6, y = -2, z = 0
• B) x = 5, y = 1, z = 0
• C) x = 4, y = -1, z = 3
• D) x = 6, y = -4, z = 3

---

Definitions:

WACC

Weighted Average Cost of Capital, a calculation of a firm's cost of capital weighted by each category of capital, including equity and debt, reflective of the risk and cost of each type of financing.

Project Risk

Involves the uncertainties and potential losses associated with investing in a specific project due to various factors including market demand, regulatory changes, and technological challenges.

Debt Rating

An assessment of the creditworthiness of a debtor, usually in the form of a code or letter grade, provided by credit rating agencies.

Cost of Capital

The return rate that a company must earn on its investment projects to maintain its market value and satisfy its creditors and investors.