17*(с-2)-36=19+(с-2)*12
17с - 34 - 36 = 19 + 12с - 24
17с - 12с = 19 + 34+36 - 24
5с = 65
с = 65/5
с = 13
Второе
24000/80-300/20+561/17+726/11=384
1) 24000/80 = 300
2) 300/20 = 15
3) 561/17 = 33
4) 726/11 = 66
5) 300 - 15 = 285
6) 285 + 33 = 318
7) 318 + 66 = 384
(24000/80-300)/20+(561/17+726)11 =69
1) 24000/80 = 300
2) 300 - 300 = 0
3) 0/20 = 0
4) 561/17 = 33
4)33 + 726 =759
5)759 /11 = 69
6) 0 + 69 = 69
(395*72-603)*16-960/24=445352
1. 395*72=28440
2. 28440-603=27837
3. 27837*16=445392
4. 960/24=40
5. 445392-40=445352
395*72-603*16-960/24=
Выражение: 395*72-603*16-960/24 = 18752
1. 395*72=28440
2. 603*16=9648
3. 28440-9648=18792
4. 960/24=40
5. 18792-40=18752