Solve Using Any Method $$\left\{ \begin{aligned}7 x - 9 y & = 3 \\y & = x - 4\end{aligned} \right.$$

question 37

Multiple Choice

Solve using any method.
$$\left\{ \begin{aligned}7 x - 9 y & = 3 \\y & = x - 4\end{aligned} \right.$$

• A) \(( - 4 , - 8 )\)
• B) \(\left( 7 , \frac { 66 } { 7 } \right)\)
• C) \(\left( - \frac { 39 } { 2 } , \frac { 31 } { 2 } \right)\)
• D) \(\left( \frac { 33 } { 2 } , \frac { 25 } { 2 } \right)\)
• E) inconsistent

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Definitions:

Paralanguage

All the vocal aspects of speech other than words, including loudness, pitch, speed of speaking, pauses, sighs, laughter, and so on.

Paralinguistic Signals

Non-verbal cues used in communication that accompany speech, such as tone of voice, pitch, speed, and pauses, which can affect the interpretation of the message.

Verbal Cues

Elements in spoken language, such as tone, pace, and volume, that convey meaning beyond the words themselves.

Summon-Answer Sequence

A communicative pattern where a call by one party requires a response from another, fundamental in conversational structure.