Solve Linear Systems by Addition
- $$\begin{array} { l } - 3 x + y = - 2 \\3 x + 4 y = 17\end{array}$$

question 153

Multiple Choice

Solve Linear Systems by Addition
- $$\begin{array} { l } - 3 x + y = - 2 \\3 x + 4 y = 17\end{array}$$

• A) \(\left\{ \left( \frac { 5 } { 3 } , 3 \right) \right\}\)
• B) \(\{ ( 1,8 ) \}\)
• C) \(\left\{ \left( 4 , \frac { 5 } { 4 } \right) \right\}\)
• D) \(\left\{ \left( \frac { 8 } { 3 } , 6 \right) \right\}\)

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Definitions:

Freshwater

Bodies of water that have a low concentration of salt, such as lakes, rivers, and streams, crucial for the survival of many ecosystems.

Estuary

A highly productive ecosystem where nutrient-rich water from a river mixes with seawater.

Oxygen

A chemical element essential for most life forms on Earth, a component of the air and a key element in the respiratory processes of most living organisms.