what is the equation of the line graphed below?

$y = \frac{1}{2}x - 1$
$y = -1$
$y = -x$
$y = -x - 1$

Question

what is the equation of the line graphed below?

$y = \frac{1}{2}x - 1$
$y = -1$
$y = -x$
$y = -x - 1$

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "tutor", "mastery_adaptive_brevity" ], "needs_drawing": false, "concepts_used": [ "Linear Graphs" ], "new_concepts": [ "Horizontal Lines" ], "current_concepts": [ "Linear Graphs", "Horizontal Lines" ] } ## Identify the line's key features Using the *Linear Graphs* knowledge point $$ \begin{aligned} &\text{Line type: Horizontal}\ &y\text{-intercept: } (0, -1)\ &\text{Slope } (m): 0 \end{aligned} $$ ## Write the equation of the line Using the *Linear Graphs* knowledge point $$ \begin{aligned} &y = mx + b\ &y = 0x - 1\ &y = -1 \end{aligned} $$

(A) $y = \frac{1}{2}x - 1$

(B) $y = -1$

(C) $y = -x$

(D) $y = -x - 1$

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Geometry", "Linear Graphs" ] }

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QUESTION IMAGE

Question

Explanation:

Identify the line's key features

Write the equation of the line

Answer: