1) 4, 10
2)4, -8, 0, 10, -42
3)4, 1/3, 6,8, 12 целых 4/9, 10,
4) -8, -42
5)1/3, 6,8, 12 целых 4/9
22 · (17/26х - 3/4) = 5 1/13
17/26х - 3/4 = 5 1/13 : 22/1
17/26х - 3/4 = 66/13 · 1/22
17/26х - 3/4 = 3/13
17/26х = 3/13 + 3/4
17/26х = 12/52 + 39/52
17/26х = 51/52
х = 51/52 : 17/26
х = 51/52 · 26/17
х = 3/2
х = 1 1/2 или 1,5
1) 1,08÷0,9=10,8÷9=1,2
2) 3,8+1,2=5
1)3т64кг=3064 (кг)
2)3064+3640=6704 (кг)-3 машина.
3)3064+3640+6704=13408 (кг)-всего.