Which of the following is equivalent to ?

Question

Accepted Answer

Choice A is correct. Since is a common term in the original expression, like terms can be added: . Distributing the constant term 5 yields . Choice B is incorrect and may result from not distributing the negative signs in the expressions within the parentheses. Choice C is incorrect and may result from not distributing the negative signs in the expressions within the parentheses and from incorrectly eliminating the -term. Choice D is incorrect and may result from incorrectly eliminating the x -term.

Question which-