Question

решите уравнение 8-x=1

Answer 1

- x = 1 - 8
- x = - 7
x = 7

Answer 2

8-х=1
х=8-1
х=7 ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,.............
                                                

Answer 3

8-х=1 х=8=1=9 х=9

Answer 4

8-х=1 х=8+1=9 х=9