INEQUALITIES 4

If 4x – 1 ≤ x + 5 ≤ 6x; find x

solution

4x – 1 ≤ x + 5 and  x + 5 ≤ 6x

4x – x ≤ 1+ 5 and  5 ≤ 6x - x

3x ≤ 6(divide by 3 both sides) and  5 ≤ 5x (divide by 5 both sides)

x ≤ 2 and  1 ≤ x

x ≤ 2 and  x ≥ 1 

TRY THIS........................

If 6x – 1 ≤ x + 25 ≤ 11x; find x