Respostas

2014-03-26T15:58:38-03:00
2-4x= 32 - 18x + 12
-4x+18x=32+12-2
14x=42
x=42/14
x=3
3 5 3
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2014-03-26T16:03:21-03:00
2- 4x = 32 - 18x + 12
-4x+18x=32+12-2
14x=42
x=42/14
x=3

5 4 5