Question

Siga calculando o valor de x nas proporções que seguem:
1 x+8
a) --- = ---
6 18

b) 2 1
--- = ---
x+1 5

c) x+3 x+2
--- = ---
4 5

d) 2x-1 3
--- = ---
x+2 2

f) x-1 1
--- = ---
16 4

Answer 1

  a)20

  b)3

  c)1

  d)4

  e)-23