Solve the System by Elimination $$\begin{array} { l } \frac { 9 x } { 4 } + \frac { y } { 4 } = - 2 \\\frac { x } { 4 } + \frac { y } { 4 } = 0\end{array}$$

question 49

Multiple Choice

Solve the system by elimination.
- $$\begin{array} { l } \frac { 9 x } { 4 } + \frac { y } { 4 } = - 2 \\\frac { x } { 4 } + \frac { y } { 4 } = 0\end{array}$$

• A) \(\left\{ \left( - \frac { 1 } { 2 } , \frac { 1 } { 2 } \right) \right\}\)
• B) \(\left\{ \left( - \frac { 4 } { 5 } , \frac { 4 } { 5 } \right) \right\}\)
• C) \(\{ ( - 16,16 ) \}\)
• D) \(\{ ( - 1,1 ) \}\)

Learn how to use the Performance Analyzer and interpret its advice.

Understand the process of backing up and creating functions in modules.

Know how to open a database for exclusive access and identify a linked table.

Grasp the purpose of the Database Documenter and the content of its reports.

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Definitions:

Revenue

The aggregate revenue from selling goods or services, which constitute a firm's central business functions.

Expense Accounts

Accounts used to record the consumption of assets or services that result in a decrease in owner's equity, excluding the withdrawal of business assets by the owner.

Income Summary Account

A temporary accounting ledger that aggregates all income and expenses over a period to calculate net profit or loss.

Adjusting Entries

Bookkeeping entries recorded at the conclusion of an accounting cycle to apportion earnings and outlays to the appropriate period.