43+икс=64,34-икс=26,икс+45=59,икс-53=35

Question

43+икс=64,34-икс=26,икс+45=59,икс-53=35

Answer 1

43+х=64
х=64-43
х= 21 

34-х=26
х=34-26
х=8

х-53=35
х=35+53
х=88