Предмет: Алгебра, автор: ernurgau

3
Стоимость одного килограмма яблок составляет 3/8 от стоимости одного
килограмма груш. 2 кг яблок и 1 кг групи стоят 343 тенге. Сколько стоит
один килограмм груши?​

Ответы

Автор ответа: elenacybulina68
2

2×3/8х+8/8х=343

3/4х+8/8х=343

6/8х+8/8х=343

14/8х=343

7/4х=343

х=196

2×(3/8×196)+8/8×196=343

2×(3/2×49)+1×196=343

2×147/2+196=343

147+196=343

8/8=1

196 т =1кг груш

196÷8×3=24,5×3=73,5 тг 1 кг яблок

2×73,5+196=343

147+196=343

ответ 1 кг груш=196 тг. 1 кг яблок =73 тг 50тиин

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