passpadi

2014

Mathematics

JAMB

If ∣∣∣−x−1124∣∣∣=−12 , find x.

A.

-6

B.

-2

C.

3

D.

6

Correct Answer: 6

Explanation

-4x - (-1)12 = -12 -4x + 12 = -12 -4x = -12 - 12 -4x = - 24 x = 6

-4x - (-1)12 = -12 -4x + 12 = -12 -4x = -12 - 12 -4x = - 24 x = 6
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