A)3x + 5x + 96 = 1568
3x + 5x + 96 = 8x + 96 = 1568
8x = 1568 - 96
8x = 1472
x = 1472 : 8
x= 184
B)357z - 149z - 1843 = 11 469
357z - 149z - 1843= 208z - 1843 = 11 469
208z = 11 469 + 1843
208z = 13312
z = 13312 : 208
z = 64
В) 2y + 7y + 78 = 1581
2y + 7y + 78 = 9y + 78 = 1581
9y = 1581 - 78
9y = 1503
y= 1503:9
y= 167
Г) 256m - 147m - 1871 = 63 747
256m - 147m - 1871 = 109m - 1871 = 63 747
109m = 63 747 + 1871
109m = 65618
m = 65618: 109
m= 602
Д) 88 880 : 110 + x = 809
88 880 : 110 + x = 808 + x = 809
x= 809 - 808
x = 1
е) 6871+p :121 = 7000
p:121 = 7000 - 6871
p:121 = 129
p= 129 * 121
p = 15609
ж) 3810 + 1206 : y = 3877
1206 : y = 3877 - 3810
1206 : y = 67
y = 1206 : 67
y = 18
з) k + 12705 : 121 = 105
k + 12705 : 121 = K + 105 = 105
k= 105 - 105
k= 0