The result of 6 subtracted from a number n is at least 2. what numbers are solutions? a. n – 2 > 6; n > 8 b. n – 6 ≥ 2; n ≥ 8 c. n + 6 ≥ 2; n ≤ 4 d. n + 6 ≥ 2; n ≥ 4