- 9 - 7x = 6 - 2x - 10 n
- 4 + 3 - 7x = -9 - 8x
6x - 7 - 2x = - x - 8
x + 8 = 2x - 8 + 3x
x + 2 x - 2 = 3 x - 2
5x - 2 x + 1 = x - 11
- 3 + 6 = x - 10
3 + 4x = 4x - 5
2x - 7 = 5x + 2
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