What is the value of x? (1) |x| = 3 (2) x = |3|

Question

What is the value of x?

(1) |x| = 3
(2) x = |3|

SI777 · Answer

IMO : B

Stmt : 1

x = + or - 3 not sufficient

Stmt : 2

x = +3 since mod always returns positive value.

protimakudnu@yahoo.com · Answer

I can't be agreed with the answer. Need more explanation.

Bunuel · Answer

What is the value of x?

(1) |x| = 3 --> x = 3 or x = -3. Not sufficient.

(2) x = |3|. Since |3| = 3, then x = 3. Sufficient.

Answer: B.

AkshdeepS · Answer

Question : x =?

(1) |x| = 3

means x = 3 or -3 Insufficient

(2) x = |3|

means x = 3 as x is equal to an absolute value which is always non - negative. Sufficient

(B)

BrushMyQuant · Answer

We need to find What is the value of x?

STAT 1:  |x| = 3

=> x = ±3
=> x = + 3 or -3
=> We have two possible values of x
=>   NOT SUFFICIENT

STAT 2:  x = |3|

=> x = +3
=>   SUFFICIENT

So,  Answer will be B 
Hope it helps!

Watch the following video to learn the Basics of Absolute Values

https://www.youtube.com/watch?v=huFiBk8PaGY

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