Respostas

2014-08-29T18:24:44-03:00
2x - 5x + 6 = 0
-3x + 6 = 0
-3x = -6

x =  \frac{-6}{-3}

x = 2
2014-08-29T19:37:42-03:00
2x - 5x + 6 = 0

- 3x = - 6

x = - 6/ - 3

x = 2









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