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2x -6 < 4x - 8
-6 +8 < 4x - 2x
2 < 2x
1 < x
2. 4 (y-5) < 2 (4-3y) + 2
4y - 20 < 8 - 6y + 2
4y - 20 < 10 - 6y
4y + 6y < 10 + 20
10y < 30
y < 3
3. ⅓ (y-7) > y + 1 (dikalikan 3 smua
y - 7 > 3y + 3
-7 - 3 > 3y - y
-10 > 2y
-5 > y