Solve the System of Equations Using the Addition Method $( 7,0 )$

question 36

Multiple Choice

Solve the system of equations using the addition method:
x - 3y = 7
-2x + 6y = -14

• A) dependent; many solutions
• B) \(( 7,0 )\)
• C) \(\left( 0 , - 2 \frac { 1 } { 2 } \right)\)
• D) inconsistent; no solution

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Definitions:

Price Index

An indicator showing the average relative price changes for a specific basket of goods and services over time.

Moving Averages

A method used in technical analysis that smooths out price data by creating a constantly updated average price over a specific time period.

Trend Indicators

Technical analysis tools used to identify and follow the direction of market or asset price trends.

Moving Average

A statistical measure used in analyzing time series data, specifically to smooth out short-term fluctuations and highlight longer-term trends.