У гаю росло 300 дерев: берези, осики і дуби. Осик було у 4 рази більше, ніж беріз, а дубів – у 5 разів більше, ніж беріз. Скільки осик, беріз і дубів росло у саду?
ярославоль ярославоль was founded in the IX century and belongs to the most ancient cities of Russia. The city will celebrate 1000 years in 2032. Kursk is more than a century older than Moscow. It is a big, beautiful, modern and hospitable city. Kursk population is about 435 thousand people. Kursk is famous for its architectural monuments of the XIX century: the mansion of the merchant Khloponin (the middle of the XVIII century), the House of treasurer (the end of XVIII century), Sergiev - Kazan Cathedral (1778). Also Kursk is famous for Kursk nightingales, fragrant and juicy apples Antonovka, Kursk magnetic anomaly, which gives the iron ore to country, and also the great battle of Kursk.
ярославоль ярославоль was founded in the IX century and belongs to the most ancient cities of Russia. The city will celebrate 1000 years in 2032. Kursk is more than a century older than Moscow. It is a big, beautiful, modern and hospitable city. Kursk population is about 435 thousand people. Kursk is famous for its architectural monuments of the XIX century: the mansion of the merchant Khloponin (the middle of the XVIII century), the House of treasurer (the end of XVIII century), Sergiev - Kazan Cathedral (1778). Also Kursk is famous for Kursk nightingales, fragrant and juicy apples Antonovka, Kursk magnetic anomaly, which gives the iron ore to country, and also the great battle of Kursk.
Пошаговое объяснение:
Нехай берез - х дерев, тоді осик - 4х,а дубів - 5х дерев. Составимо рівняння:
х+4х+ 5х= 300
10х= 300
х= 300: 10
х= 30 берез
4х= 4 *30= 120 осик
5х= 5 * 30= 150 дубів