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5x - 3x < - 12 + 4
2x < -8
x < -4
2. 3(x - 2) + 7 ≥ x + 19
3x - 6 + 7 ≥ x + 19
3x + 1 ≥ x + 19
3x - x ≥ 19 - 1
2x ≥ 18
x ≥ 9
3. 2(2x - 5 ) - 3(x - 1) ≥ 3x - 13
4x - 10 - 3x + 3 ≥ 3x - 13
4x - 3x - 10 + 3 ≥ 3x - 13
x - 7 ≥ 3x - 13
x - 3x ≥ -13 + 7
-2x ≥ -6
x ≤ 3
5x-3x < -12+4
2x < -8
x < -4
2. 3(x-2)+7 > x+9
3x-6+7 > x+9
3x+1 > x+9
3x-x > 9-1
2x > 8
x > 4
3. 2(2x-5) -3(x-1) > 3x-13
4x-10 -3x+3 > 3x-13
x-7 > 3x-13
-7+13 > 3x-x
6 > 2x
3 > x