Find the value of p, if 2x - 4, 4x + p and 6x - 12 are in arithmetic progression.
A) -9 B) -10 C) -11 D) -8
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Answer: - 8
Step-by-step explanation:(6x-12 - (2x-4))/2=2x-4
So 2x-4 +2x - 4 = 4x -8
Thereforehere p = -8
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