Penjelasan dengan langkah-langkah:

1. 3x+5 < 2x+11

3x-2x < 11-5

x < 6

2. 15-x < 2x-6

-x -2x < -6-15

-3x < -21

x > 7

3. 4-2x ≥ x + 13

-2x-x ≥ 13-4

-3x ≥ 9

x ≤ -3

4. 15 - 3x ≤ -x +7

-3x + x ≤ 7-15

- 2x ≤ -8

x ≥ 4

5. 3x - 4 ≥ 28 - x

3x +x ≥ 28 + 4

4x≥ 32

x≥ 8

6. 3m + 7 ≤ 31 - m

3m +m ≤ 31-7

4m≤ 24

m ≤ 6

7. 2y-4 ≥ 11-y

2y+y ≥ 11+4

3y ≥ 15

y ≥ 5

8. 5(x-3) -2(x+1) < x+3

5x -15 -2x -2 < x+3

5x-2x -15-2 < x+3

3x - 17 < x+3

3x-x < 3+17

2x < 20

x < 10

9. 2(3x+5) -2(7x-3) > x+7

6x +10 -14x +6 > x+7

6x - 14x +10+6 > x+7

-8x + 16 > x+7

-8x -x > 7-16

-9x > -9

x < 1

10. 5(7x-3) - 3(7x-3) < x+7

35x-15 -21x + 9 < x+7

35x-21x -15+9 < x+7

14x - 6 < x+7

14x-x < 7+6

13x < 13

x < 1