93+5
98
65-25
40
12x12
144
99:33
3
53+x=79
x=26
82+12
94
76-12
64
33x3
99
56:4
14
15+2x=83
x=34
73+32
54-13
41
15x8
120
78:2
39
24+32-x=102
x=-46
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