Question

1/5 - ×=-1/3 !!!!!!!!!!!!!!!!!!!!!!!!

Answer 1

-x = -1/3 - 1/5
-x = -5/15 - 3/15
-x = -8/15
x = 8/15

Answer 2

-x=-1/3-1/5
Облий знаменатель 15
-x=-8/15
x=8/15