Which of the following numbers is NOT a solution of the inequality

6x − 10 ≥ 8x − 6 ?

A) −1

B) −2

C) −3

D) −5

Solution:

Choice A is correct.

The given inequality is 6x − 10 ≥ 8x – 6

Hence, -4 ≥ 2x

or -2 ≥ x

or x ≤ -2.

Out of the given choices, the value -1 does not satisfy the inequality x ≤ -2