М- 49=34+7, a+23=5*8, x\7=18\3,

Question

М- 49=34+7, a+23=5*8, x\7=18\3,

Answer 1

М= 34+7+49=90
90-49=34+7
41=41

(5*8)-23=40-23=17=а

х=(18/3)*7=6*7=42
42\7=18\3
6=6