Which of the following is equivalent to the given expression?
A
B
C
D
Correct answer: C
Explanation
Choice C is correct. Distributing the negative sign to the terms in the second parentheses yields . This expression can be rewritten as . Combining like terms results in .
Choice A is incorrect and may result from not distributing the negative sign to the 7. Choice B is incorrect and may result from adding to instead of subtracting . Choice D is incorrect and may result from adding the product of and x to the product of 3 and 7.
SAT® and PSAT/NMSQT® are trademarks registered by the College Board, which is not affiliated with, does not sponsor, and does not endorse this project.
id cb_question_bank:cbb5c54e-50a6-4e26-ab7d-f2acf0140451 · question 7348f046 · IBN 022343-DC
· JSON