Question 59272
(1/3)x + (2/5)x = 1/15

Taking 15 as the LCM for the left side denominators, we multiply both the sides by 15,

==> (1/3)(15x) + (2/5)(15x) = (1/15) (15)

==> 5x + 6x = 1

==>  11x = 1

==> x = 1/11