Решите ! 1.1,3p-11=0,8+5 2. 0,71x-13=10-0,29x 3. 8c+0,73=4,61 4. 13-(5x+11)=6x

1 1,3р-11=0.8+5
1,3р=5,8+11
1.3р=16.8

2 0,71х-13=10-0,29х
0,71х+0,29х=10+13
х=23

3 8с+0,73=4,61
8с=4,61-0,73
8с=3,88
с=0,485

4 13-(5х+11)=6х
13-5х-11=6х
2-5х=6х
11х=2
х=2/11