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Question of the Day: March 12, 2010
Question Type:Data Sufficiency
Category:Algebra > Manipulating Equations
Difficulty:Medium

 
If , what is the value of z ?
 
(1)
(2) x = 5
 (A) Statement (1) ALONE is sufficient, but statement (2) is not sufficient.
 (B) Statement (2) ALONE is sufficient, but statement (1) is not sufficient.
 (C) BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
 (D) EACH statement ALONE is sufficient.
 (E) Statements (1) and (2) TOGETHER are NOT sufficient.
Explanation:

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