Solve the System Graphically $$\left\{ \begin{aligned}x - 3 y & = - 7 \\5 x + 3 y & = - 8\end{aligned} \right.$$

question 10

Multiple Choice

Solve the system graphically.​ $$\left\{ \begin{aligned}x - 3 y & = - 7 \\5 x + 3 y & = - 8\end{aligned} \right.$$ ​

• A)(-3,-5)
• B)(-5,3)
• C) \(\left( - \frac { 5 } { 2 } , - \frac { 3 } { 2 } \right)\)
• D) \(\left( - \frac { 5 } { 2 } , \frac { 3 } { 2 } \right)\)
• E) \(\left( - \frac { 5 } { 2 } , - 3 \right)\)

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Definitions:

Hydrogen Ions

Positively charged ions (H+) that are simply protons and play essential roles in chemical reactions, particularly in determining the acidity or pH of solutions.

Bicarbonate Ions

An ion consisting of hydrogen, carbon, and three oxygen atoms, playing a crucial role in maintaining pH balance in the blood.

Acidity

A chemical property that quantifies the amount of acid in a solution, often measured by pH levels.

Prostate Gland

A gland in the male reproductive system that produces a fluid that mixes with sperm to form semen.