Question

solve the inequality 2x - 1<= + 3x + 4 < 7 - x

Answer 1

2x - 1≤ 3x + 4 < 7 - x

2x - 1≤ 3x + 4 AND 3x + 4 < 7 - x
-x ≤ 5 and 4x < 3
x ≥ -5 and x < 3/4

-5 ≤ x < 3/4