Question

Решить уравнения
1. 4893:(x+145)=21
2. (2×x-149)+237=7924

Answer 1

Ответ:

1. 4893 : (x + 145) = 21

x + 145 = 4893:21

x + 145 = 233

x = 233 - 145

x = 88

2. (2×x - 149) + 237 = 7924

2x - 149 = 7924 - 237

2x - 149 = 7687

2x = 7687 +149

2x = 7836

x = 3918