Solve the System by the Substitution or Elimination Method $$\left( \begin{array} { r l r } x - y & = 3 \\x ^ { 2 } - y ^ { 2 } & = 45\end{array} \right)$$

question 221

Multiple Choice

Solve the system by the substitution or elimination method. $$\left( \begin{array} { r l r } x - y & = 3 \\x ^ { 2 } - y ^ { 2 } & = 45\end{array} \right)$$

• A) ( \(-\) 9, 6)
• B) (6, 9)
• C) (9, \(-\) 6)
• D) (9, 6)

Comprehend the recording of sales, including the cost of goods sold, under both periodic and perpetual inventory systems.

Recognize the differences between the perpetual and periodic inventory systems in terms of recording inventory transactions.

Identify the appropriate accounts to be debited and credited in various merchandise transactions under both inventory systems.

Grasp the concept of recording the payment for purchases and the impact of merchandise returns on financial statements.

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A measure of how much the quantity demanded of a good responds to a change in the price of that good, reflecting the sensitivity of consumers to price changes.