Question

Rezolvati inecuatia 2x-1mai mic sau egal x+3(x-2)

Answer 1

2x-1 ≤ x+3(x-2)
2x-x-1 ≤ 3x-3*2
x-1 ≤ 3x-6
-1+6 ≤ 3x-x
5 ≤ 2x
2x ≥ 5
x ≥$\frac{5}{2}$ => x∈[ $\frac{5}{2}$ ; ∞)