Какое действие надо выполнить' чтобы найти неизвестный делитель в каждом из равенства? 128: а=42

128 * 42         128:5376=42

A=128÷42;a=3.04;128÷3.04=42.

6534:3=2178(теннге)- 1 домбра                                                                                                                  6534*2=13068(т)-2 гитары                                                                                                                                2178*2=4356(т)-2 домбры                                                                                                    13068-4356=8712(т)-больше                                                                                                              

6534:3=2178(теннге)- 1 домбра                                                                                                                  6534*2=13068(т)-2 гитары                                                                                                                                2178*2=4356(т)-2 домбры                                                                                                    13068-4356=8712(т)-больше