1.5 module 1 post-test

simplify: $(-11 - 6 - -5 + 1 + 3 \times 2) \div -5$

$\bigcirc$ 3
$\bigcirc$ -1
$\bigcirc$ 1
$\bigcirc$ 4

Question

1.5 module 1 post-test

simplify: $(-11 - 6 - -5 + 1 + 3 \times 2) \div -5$

$\bigcirc$ 3
$\bigcirc$ -1
$\bigcirc$ 1
$\bigcirc$ 4

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": [ "Order of Operations" ], "new_concepts": [], "current_concepts": [ "Order of Operations", "Evaluating Expressions" ] } ## Simplify inside parentheses: multiplication Using the *Order of Operations* knowledge point $$ 3 \times 2 = 6 $$ The expression inside the parentheses becomes: $$ -11 - 6 - (-5) + 1 + 6 $$ ## Simplify inside parentheses: addition and subtraction Using the *Order of Operations* knowledge point $$ \begin{aligned} &-11 - 6 = -17\ &-17 - (-5) = -17 + 5 = -12\ &-12 + 1 = -11\ &-11 + 6 = -5 \end{aligned} $$ ## Perform the final division Using the *Order of Operations* knowledge point $$ -5 \div -5 = 1 $$

3

-1

1

4

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Algebra", "Order of Operations" ] }

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Question

Explanation:

Simplify inside parentheses: multiplication

Simplify inside parentheses: addition and subtraction

Perform the final division

Answer: