Предмет: Математика, автор: azamat231993

4 яблока и 3 груши вместе весят 1 600 г, а 3 яблока и 4 груши вместе весят 1 550 г. Сколько грамм весят одно яблоко и одна груша вместе?

Выберите один ответ:
500
435
450
420
400

Ответы

Автор ответа: Аноним
2

Ответ:450г.

Пошаговое объяснение:

х-вес одного яблока (кг) ; у -вес одной груши. (кг)

4х+3у=1,6

3х+4у=1,55

Решаем систему уравнений.

у=0,2 кг.

х=0,25 кг

200г+250г=450 г.

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