найдите x из пропорции 1)-62/58=x-500/522;
2)250+4x/333=59/67.

1)-62/58 = (x-500)/522(x-500)/522 = -62/58(x-500)/522 = -31/29x-500 = -31/29*522x-500 = -31*18x-500 = -558x = -558-500x = -10582) (250+4x)/333 = 59/67250+4x = 59/67*333250+4x = 19 314/674x = 19314/67-2504x = 19314/67-16750/674x = 2564/67x = 2564/67*1/4x = 2564/268 = 641/67 = 9 целых 38/67