Как решить уровнение 14*X=42 811-X=517 64*X=8 X+175=304

14*Х=42 Х=42:14 Х=3                    811-X=517 Х=811-517 Х=294     64*X=8 Х=64:8 Х=8     X+175=304 Х=304-175 Х=129

1) 14*х=42 х= 42:14 х=3 2) 811-х=517 х=811-517 х= 294 3)64*х=8                              или                     3) 64:х=8 х=8:64                                                                   х=64:8 х=0,125                                                                 х=8 4) х+175=304 х=304-175 х=129