Реши уравнение 1)х+187÷11=212)16×25-28х=612÷3 - №21217909

Реши уравнение
1)х+187÷11=21
2)16×25-28х=612÷3
- Предмет:
  Математика
- Автор:
  otismora
- 6 лет назад

Ответы 1

1) x+187/11=21x=21-187/11x=21-17x=42)16*25-28x=612/3400-28x=204-28x=204-400-28x=-19628x=196x=7
- Автор:
  rory10
- 6 лет назад
- 0
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