Aderian143
Aderian143
16-09-2015
Mathematics
contestada
6x + 2x - 1 = 5x + 11
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Panoyin
Panoyin
16-09-2015
6x + 2x - 1 = 5x + 11
8x - 1 = 5x + 11
- 5x - 5x
3x - 1 = 11
+ 1 + 1
3x = 12
3 3
x = 4
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