1) 1,3p - 11 = 0,8p + 5
1,3p - 0,8p = 5 + 11
0,5p = 16
p = 32
3) 8c + 0,73 = 4,61 - 8c
8c + 8c = 4,61 - 0,73
16c = 3,88
c = 0,2425
5) 2 = (3x - 5) - (7 - 4x)
2 = 3x - 5 - 7 +4x
2 = 7x - 12
7x = 2 + 12
7x = 14
x = 2
7) (4y + 3) - (10y + 11) = 7 + (13 - 4y)
4y + 3 - 10y - 11 = 7 + 13 - 4y
- 6y - 8 = 20 - 4y
- 6y + 4y = 20 + 8
- 2y = 28
y = - 14
9) 3y - (y - 19) = 2y
3y - y + 19 = 2y
2y + 19 = 2y
2y - 2y = - 19
0 * y = - 19
решений нет
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
1) 1,3p - 11 = 0,8p + 5
1,3p - 0,8p = 5 + 11
0,5p = 16
p = 32
3) 8c + 0,73 = 4,61 - 8c
8c + 8c = 4,61 - 0,73
16c = 3,88
c = 0,2425
5) 2 = (3x - 5) - (7 - 4x)
2 = 3x - 5 - 7 +4x
2 = 7x - 12
7x = 2 + 12
7x = 14
x = 2
7) (4y + 3) - (10y + 11) = 7 + (13 - 4y)
4y + 3 - 10y - 11 = 7 + 13 - 4y
- 6y - 8 = 20 - 4y
- 6y + 4y = 20 + 8
- 2y = 28
y = - 14
9) 3y - (y - 19) = 2y
3y - y + 19 = 2y
2y + 19 = 2y
2y - 2y = - 19
0 * y = - 19
решений нет