PLEASE HELP!! FIND THE RATIO a:b if it is given that.. (a-2b)/(a+2b) =(1)/(2)

Question

PLEASE HELP!! FIND THE RATIO a:b if it is given that..


`(a-2b)/(a+2b) =(1)/(2)`

Answer 1

`(a - 2b)/(a + 2b) = (1)/(2) \\ = > 2(a - 2b) = a + 2b \\ = > 2a - 4b = a + 2b \\ = > 2a - a = 2b + 4b \\ = > a = 6b \\ = > (a)/(b) = 6`

Hence a:b = 6:1