Question

PLZ HELP!!
What is the ratio of a:b, knowing that a-b/a+b=3/5

Answer 1

1 : 4

Explanation:

5(a - b) = 3(a + b) = 5a - 5b = 3a + 3b

2a - 5b = 3b

2a = 8b

2/8 is 1/4 simplified