Question

уравнение 8 9/26 - x=5 7/39

Answer 1

8 9/26 - Х = 5 7/39
Х = 8 9/26 - 5 7/39
Х = 8 54/156 - 5 28/156
Х = 3 26/156
Х = 3 1/6

Answer 2

8*9-26-х=5*7-39
72-26-х=35-39
46-х=-4
х=46+(-4)
х=42