{"id":"cb_practice_pdf:t6-math-m2-q8","source_id":"cb_practice_pdf","source_item_id":"t6-math-m2-q8","external_id":null,"ibn":null,"question_id":null,"program":"SAT","module":"math","domain_code":null,"domain":null,"skill_code":null,"skill":null,"difficulty":null,"score_band":null,"answer_type":"mcq","answer_source":"rationale","layout_warning":"Part of this question was typeset outside the text flow — a fraction, subscript or similar — and PDF extraction re-inserted it in the wrong place. The wording is reliable; the symbols may be out of order.","form_id":"cb_practice_pdf:test-6","module_number":2,"position":8,"stem":"5x^5 −6x^4 +8x^3 Which expression is equivalent to? 5x−6","stimulus":"","stimulus_html":null,"stem_html":"<p>5x^5 −6x^4 +8x^3 Which expression is equivalent to? 5x−6</p>","rationale_html":"<p>3 Choice B is correct. Since x is a common factor of each term in the given 3 5 2-6 +8 expression, the expression can be rewritten as x ^ x x h. 5 5-6 4 Choice A is incorrect. This expression is equivalent to x x . Choice C is 40 5-48 4+8 3 incorrect. This expression is equivalent to x x x . Choice D is -36 9+48 8+6 5 incorrect. This expression is equivalent to x x x . 45 SAT PRACTICE TEST #6 ANSWER EXPLANATIONS SAT ANSWER EXPLANATIONS n MATH: MODULE 2</p>","correct_answer":["B"],"has_media":false,"has_mathml":false,"has_table":false,"source_created_at":null,"source_updated_at":null,"options":[{"label":"A","content_html":"<p>x^4 5x^2 −6x+8</p>","ord":0},{"label":"B","content_html":"<p>x^3 8x^3 5x^2 −6x+1</p>","ord":1},{"label":"C","content_html":"<p>6x^5 −6x^4 +8x^3 +1</p>","ord":2},{"label":"D","content_html":"","ord":3}],"attribution":{"source_id":"cb_practice_pdf","source_name":"College Board full-length SAT practice tests (PDF)","rights_holder":"College Board","canonical_url":"https://satsuite.collegeboard.org/practice/practice-tests/paper","retrieved_from":"https://satsuite.collegeboard.org/practice/practice-tests/paper","attribution":"Full-length SAT practice tests 4–11 © College Board, published free at satsuite.collegeboard.org.","disclaimer":"Extracted from PDF layout: equations, figures and tables do not survive intact. Use the original PDFs for anything the text renders poorly. SAT® is a trademark registered by the College Board, which is not affiliated with and does not endorse this project.","license":"College Board copyright. Free to download; not licensed for redistribution.","redistributable":false,"item_count":905}}