Solve the System by the Addition Method $$\left\{ \begin{array} { l } - 5 x + 4 y = - 6 \\8 y = - 12 + 10 x\end{array} \right.$$

question 100

Multiple Choice

Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set
notation to express the solution set.
- $$\left\{ \begin{array} { l } - 5 x + 4 y = - 6 \\8 y = - 12 + 10 x\end{array} \right.$$

• A) \(\{ ( 0,0 ) \}\)
• B) \(\{ ( - 5,4 ) \}\)
• C) no solution; \(\varnothing\)
• D) infinitely many solutions; \(\{ ( x , y ) \mid - 5 x + 4 y = - 6 \}\) or \(\{ ( x , y ) \mid 8 y = - 12 + 10 x \}\)

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Definitions:

Cost Method

A method of accounting that records the investment at its original cost and recognizes income when dividends are received.

Equity Method

An accounting technique used to record investments in which the investor has significant influence over the investee but does not control it outright.

Consolidation

The process of combining financial statements of a parent company with those of its subsidiaries to present as one economic entity.

Ownership Percentage

The share of ownership interest a person or entity holds in a company, typically expressed as a percentage of the outstanding shares.