Solve the System by the Method of Substitution $$\left\{ \begin{array} { l } 0.5 x + 3.2 y = 5.3 \\0.3 x - 1.4 y = - 1.8\end{array} \right.$$

question 17

Multiple Choice

Solve the system by the method of substitution.​ $$\left\{ \begin{array} { l } 0.5 x + 3.2 y = 5.3 \\0.3 x - 1.4 y = - 1.8\end{array} \right.$$ ​

• A)(3,3)
• B) \(\left( - 1 , \frac { 3 } { 2 } \right)\)
• C) \(\left( 1 , \frac { 3 } { 2 } \right)\)
• D) \(\left( - 1 , - \frac { 3 } { 2 } \right)\)
• E)(-3,-3)

---

Definitions:

Source Of Authority

The origin from which a person or entity derives its right or power to make decisions, rule, or govern.

Dependability

The quality of being trustworthy and reliable, especially in terms of performing duties or meeting obligations consistently.

Treaty

A formal and binding agreement between two or more sovereign nations or international organizations, governed by international law.

Non-binding Agreement

An agreement between parties that does not legally enforce compliance but is made to signify a mutual understanding or intention.