Question

sendo a//b//c, calcule o valor de x em cada item.​

Answer 1

a) 12x19,5/18 = x

234/18 = x

x = 13

b) 10x15/20 = x

150/20 = x

x = 7,5

c) 14/21 = 2/3

9 = 2/3x

x= 9x3/2

x= 13,5

d) 8/12 = 2/3

x = 33x2/3

x = 22