Ответ:
12.
a) x ⋅ 8 = 560
x = 560 : 8
x = 70
6) 96 : x = 8
x = 96 : 8
x = 12
в) x : 60 = 14
x = 14 ⋅ 60
x = 840
г) 19 ⋅ x = 76
x = 76 : 19
x = 4
д) 105 : x = 35
x = 105 : 35
x = 3
e) x : 15 = 80
x = 80 ⋅ 15
x = 1200
12.
a) x ⋅ 8 = 560
x = 560 : 8
x = 70
6) 96 : x = 8
x = 96 : 8
x = 12
в) x : 60 = 14
x = 14 ⋅ 60
x = 840
г) 19 ⋅ x = 76
x = 76 : 19
x = 4
д) 105 : x = 35
x = 105 : 35
x = 3
e) x : 15 = 80
x = 80 ⋅ 15
x = 1200