Объяснение:
№1
1) -4;-3;-3;-1;0;1
2) -4;-3;-2;-1;0;1;2;3
№2
1) 7x > 14
x >
x > 2
2) -3x ≥ 12
x ≤
x ≤ — 4
3) 7x + 3 ≤ 30 - 2x;
9x ≤ 27
x ≤ = 3
4) 5,4 - 1,5x ≥ 0,3x - 3,6
1,8x ≤ 9
x ≤ 5
№3
1)
2)
x є (-∞ ; )
Объяснение:
№1
1) -4;-3;-3;-1;0;1
2) -4;-3;-2;-1;0;1;2;3
№2
1) 7x > 14
x >
x > 2
2) -3x ≥ 12
x ≤
x ≤ — 4
3) 7x + 3 ≤ 30 - 2x;
9x ≤ 27
x ≤
= 3
4) 5,4 - 1,5x ≥ 0,3x - 3,6
1,8x ≤ 9
x ≤ 5
№3
1)
2)
x є (-∞ ;
)