Sendo α e β, respectivamente, as soluções das equações I e II, em x, a seguir:
I. 4(30x+1)+5(3-10x)=2(10x-4)

II. 5x+1/3 + 20x+1/8=2

O valor de α-β é?
a) 2,34
b) 1,61
c) 2,69
d) 0
e) -3,14
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