Решите неравенство...........................
2 ≤ (3+х)/4 ≤ 7 2*4 ≤ (3+x) ≤ 7*4 8 ≤ (3+x) ≤ 28 8-3 ≤ x ≤ 28-3 5 ≤ x ≤ 25
2≤≤7 ≥2 ≤7 x₁≥5 x₂≤25 x∈[5, 25]