Question

6-а=3               а-4=4             5+а=10         2-а=1

Answer 1

6-а=3             а-4=4          5+а=10          2-а=1

а=6-3=3       а=4+4=8      а=10-5=5      а=2-1=1

Answer 2

 

-а=3-6          а-4=4                  5+а=10                        2-а=1

-а=-3              а=4+4                  а=10-5                        -а=1-2

а=3                а=8                      а=5                              -а=-1

                                                                                         а=1