find the $y$-intercept of the function $8x + 2y = 18$.

$\bigcirc$ $(0, -9)$

$\bigcirc$ $(0, 9)$

Question

find the $y$-intercept of the function $8x + 2y = 18$.

$\bigcirc$ $(0, -9)$

$\bigcirc$ $(0, 9)$

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Linear Equations", "y-intercept of a graph" ], "new_concepts": [], "current_concepts": [ "Linear Equations", "y-intercept of a graph" ] } ## Set x to zero to find the y-intercept $$ x = 0 $$ ## Substitute x into the equation and solve for y $$ \begin{aligned} 8(0) + 2y &= 18 \ 2y &= 18 \ y &= 9 \end{aligned} $$ ## Write the y-intercept as an ordered pair $$ (0, 9) $$

(A) $(0, -9)$

(B) $(0, 9)$

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Algebra", "y-intercept of a graph" ] }

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QUESTION IMAGE

Question

Explanation:

Set x to zero to find the y-intercept

Substitute x into the equation and solve for y

Write the y-intercept as an ordered pair

Answer: