Question

12-(х+4 7/15)=5 13/15

Answer 1

12-(х+4 7/15)=5 13/15

12 - x - 4 7/15 = 5 13/15
12 - 4 7/15 + 5 13/15 = x
180/15 - 67/15 + 88/15 = x
x = 201/15 = 13.4