Question

Se X/1+1/5 = 2/1:1/3 Então x satisfaz á condução :

a) x =1
b) 0 < x < 1/2
c) x < 0
d) 1/3 < x < 1

Answer 1

Olá Caetanno 

2/1/1/3 = 2/3

1 + 1/5 = 5/5 + 1/5 = 6/5 

x/(6/5) = 2/3 

5x/6 = 4/6 

5x = 4

x = 4/5 = 0.8 

d) 1/3 < x < 1