1) (4s + s + 6s) / 7 = 1111s / 7 = 11Исходное уравнение преобразуется в s = 7
2) (23n + n + 80) / 10 = 1024n + 80 = 10024n = 20n = 20 / 24n = 5 / 6
3) (5k + 3k + 7k) / 10 = 1215k / 10 = 121.5k = 12k = 12 / 1.5k = 8
4) (168f - 12f + f) / 25 = 17157f / 25 = 176.28f = 17f = 17 / 6.28f ≈ 2.706
5) (56m + 4m + 15) / 375 = 160m + 15 = 37560m = 360m = 360 / 60m = 6
1) (4s + s + 6s) / 7 = 11
11s / 7 = 11
Исходное уравнение преобразуется в s = 7
2) (23n + n + 80) / 10 = 10
24n + 80 = 100
24n = 20
n = 20 / 24
n = 5 / 6
3) (5k + 3k + 7k) / 10 = 12
15k / 10 = 12
1.5k = 12
k = 12 / 1.5
k = 8
4) (168f - 12f + f) / 25 = 17
157f / 25 = 17
6.28f = 17
f = 17 / 6.28
f ≈ 2.706
5) (56m + 4m + 15) / 375 = 1
60m + 15 = 375
60m = 360
m = 360 / 60
m = 6