(4 1/9-а)+8 5/9=9 2/9

Question

(4 1/9-а)+8 5/9=9 2/9

Answer 1

4 1/9 - а = 9 2/9 - 8 5/9
4 1/9 - а = 2/3
-а = 2/3 - 4 1/9
-а =  - 3 4/9
а= 3 4/9
 
проверка (4 1/9 - 3 4/9)+8 5/9= 9 2/9