Question

помогите плиз а)12 7/23-(6 18/23-t)=3 21/23+5 15/23

Answer 1

12 7/23-(6 18/23-t)=3 21/23+5 15/23
12 7/23-(6 18/23-t)=8 36/23
12 7/23-(6 18/23-t)=9 13/23
12 7/23- 6 18/23 + t =9 13/23
5 12/23 + t =9 13/23
t = 9 13/23 - 5 12/23 
t = 4 1/23