Question

Реши уравнение: 7-(х+ 1 3/5)= 2 4/5

Answer 1

7-(х+ 1 3/5)= 2 4/5
7 - х - 8/5 = 14/5
-х = 14/5 + 8/5 - 7
-5х = 14 + 8 - 35
-5х= -13
х = 13/5 = 2 3/5