Question

решите уравнение : 28-у+35=53

Answer 1

28-у+35=53
у=28+35-53
у=10
Ответ:10

Answer 2

да все правильно. я перерешала. извините

Answer 3

28-у+35=53                                                                                                                28-у=53-35                                                                                                                28-у=18                                                                                                                    у=28-18                                                                                                                    у=10                                                                                                                         ----------------                                                                                                               28-10+35=53                                                                                                                        53=53