Решите уравнение) 2х-3/5=9/10 х+3/2=3х-2/7

Решите уравнение)
2х-3/5=9/10
х+3/2=3х-2/7
- Предмет:
  Алгебра
- Автор:
  charlie6o4r
- 6 лет назад

Ответы 1

первое уравнение:приведем все к общему знаменателю, т.е. к 10, для этого 2х умножим на 10, 3/5 умножить на 2, а 9/10 так и останется:20х-6-9=020х=15х=3/4второе уравнение:приведем подобные:2х-25/14=0таким же способом приводим к общему знаменателю 1428х-25=0х=25/28
- Автор:
  carmonannml
- 6 лет назад
- 0
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Решите уравнение) 2х-3/5=9/10 х+3/2=3х-2/7

Ответы 1

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Решите уравнение)
2х-3/5=9/10
х+3/2=3х-2/7