(х+24,3): 18,3=3,1 решите ! (y-15,7): 19,2=4,7

(Х+24,3):18,3=3,1                        (у-15,7):19,2=4,7
Х+24,3=3,1*18,3                          у-15,7=4,7*19,2
Х+24,3=56,73                              у-15,7=90,24 
Х=56,73-24,3                               у=90,24+15,7
Х=32,43                                      у=105,94
Проверка                                    Проверка 
(32,43+24,3):18,3=3,1                  (105,94-15,7):19,2=4,7