Question:
Find all linear inequalities such that their solution set is the interval $[ 1; \infty)$.
Project ID:
7400120149
Answer 1:
$$
3(x + 1) − 2(x + 2) \geq 0
$$
Answer 1 Correct:
1
Answer 2:
$$
x + 2(x − 3) \geq 2x − 5
$$
Answer 2 Correct:
1
Answer 3:
$$
\frac{x}{2} + 5 \leq \frac12 (3x + 8)
$$
Answer 3 Correct:
1
Answer 4:
$$
0.4(2x − 1) \geq 0.6 − 0.2x
$$
Answer 4 Correct:
1
Answer 5:
$$
x + 4 − 2(x + 1.5) \geq 0
$$
Answer 5 Correct:
0
Answer 6:
$$
3(x + 1) + 5 \geq 5(x + 1) + x
$$
Answer 6 Correct:
0
Answer 7 Correct:
0
Answer 8 Correct:
0