1)30 - 200: n = 25
200: n = 30 - 25
200: n = 5
n= 200 : 5
n = 40
Проверка:
30 - 200: n = 25
25=25
2) t х 20 - 36 = 144
t х 20 = 144 + 36
t х 20 = 180
t = 180 : 20
t = 9
9 х 20 - 36 = 144
144 = 144
1)30 - 200: n = 25
200: n = 30 - 25
200: n = 5
n= 200 : 5
n = 40
Проверка:
30 - 200: n = 25
25=25
2) t х 20 - 36 = 144
t х 20 = 144 + 36
t х 20 = 180
t = 180 : 20
t = 9
Проверка:
9 х 20 - 36 = 144
144 = 144