December 2019 1 17 Report
1*) Resolva as equações :

a) 4 x - 8 = 2 x + 6
b) 5 ( x - 2 ) = 4 - ( - 2 x + 1 )
c) x + x / 2 = 12
d) Determine a solução : x / x + 2 + x + 2 / x = 2
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