Correct Answer: Option A

Explanation

Three times a certain number (x) = 3x

minus 2 = -2

is less than = <

the number minus 6 = x -6

Mathematically; 3x - 2 < x - 6

collect like terms

3x - x < -6 + 2

2x < -4

x < -2 is  the possible values of x

There is an explanation video available below.

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