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2014-03-30T00:31:43-03:00
5x - 3 = 3
5x = 3 + 3
5x = 6
x = 6/5
2 5 2
2014-03-30T00:31:51-03:00
5x - 3=3
5x = 3+3
5x=6
x=6/5
x= 1,2
1 4 1