1.) 2a/b + 2b/a = 2.) 1/5a + 1/a = By Admin ReiPosted on December 7, 2022 1.) 2a/b + 2b/a = 2.) 1/5a + 1/a = 2a/b + 2b/a = 2a²/ab + 2b²/ab= 2(a²+b²)/ab= 2(a+b)/ab