1. 3x + 5 = x -1 2. 4x - 5 = 7 3. 2x + 3 > 9. tolong di jawab

1. 3x + 5 = x - 1
3x - x = -1 - 5
2x = -6
x = -6/2 = -3

2. 4x - 5 = 7
4x = 7+ 5
4x = 12
x = 12/4 = 3

3. 2x + 3 > 9
2x > 9 - 3
2x > 6
x = 6/2 = 3

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