Question

,решить 6 уравнений
Х+187/11=21 ,16*25-28Х=612/3 ,27/Х+405/9=48 ,581/83+51/Х=24 ,216/Х+16*8=324 ,24х-345/23=105

Answer 1

х+187/11=21
х+187=21*11
х+187=231х=231-181
х=50

Answer 2

24х-345/23=105 24х-15=105 24х=105+15 24х=120 х=120/24 х=5