Solve the System of Equations by the Elimination Method $\frac { 3 } { 2 } x - \frac { 1 } { 3 } y = - 21$

question 51

Multiple Choice

Solve the system of equations by the elimination method.
- $\frac { 3 } { 2 } x - \frac { 1 } { 3 } y = - 21$
$\frac { 3 } { 4 } x + \frac { 2 } { 9 } y = - 7$

• A) \(( - 12,9 )\)
• B) \(( 12,9 )\)
• C) \(( - 12 , - 9 )\)
• D) \(( 9 , - 12 )\)

---

Definitions:

Used Textbook

A previously owned textbook that may be sold at a lower price than a new version of the same book.

Statistical Discrepancy

The difference between two figures that are expected to be equivalent, often arising from timing or measurement errors in data collection.

GDP

A metric for evaluating the economic success of a nation, Gross Domestic Product calculates the overall value of goods and services generated over a designated period.

GNP

Gross National Product; the total value of goods produced and services provided by a country during one year, including net income from abroad.