David W. answered 02/08/16
Tutor
4.7
(90)
Experienced Prof
Find a common denominator and use the distributive property as usual.
2/x + 4/x = 3
(1/x)(2 + 4) = 3
(1/x)(6)=3
6 = 3x
2 = x
Did that question just ask:
1 + 2 = 3 ? [note: 2/2 + 4/2 = 3]