Choose the One Alternative That Best Completes the Statement or Answers

question 116

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
a. Graph the equations in the system.
b. Solve the system by using the substitution method.
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 25 \\4 x + 3 y = 0\end{array}$$

• A) \(\{ ( - 3,4 ) , ( 3 , - 4 ) \}\)
• B) \(\{ ( - 4 , - 3 ) , ( 4,3 ) \}\)
• C) \(\{ ( - 4,3 ) , ( 4 , - 3 ) \}\)
• D) \(\{ ( - 3 , - 4 ) , ( 3,4 ) \}\)

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Definitions:

Unit Contribution Margin

The difference between the selling price per unit and the variable cost per unit. This margin helps determine how each unit sold contributes to fixed costs and profits.

Per Unit

Denotes the cost or value associated with each individual unit of a product or service.

Break-even Point

The point where total sales revenue is equal to total expenses, yielding neither profit nor loss.

Sales Mix

Sales mix is the proportion of different products or services that a business sells, impacting the overall profitability based on the differing margins of each item.