Решите уравнения 20+5x=44+x 27-4y=3-8y 5x+11=7x-3 8y+11=4y-1 - №24922562

Решите уравнения
20+5x=44+x
27-4y=3-8y
5x+11=7x-3
8y+11=4y-1
- Предмет:
  Математика
- Автор:
  jared6rg0
- 5 лет назад

Ответы 1

5x-x=44-20, 4x=24, x=24/4=6; 8y-4y= 3-27, 4y= -24, y=(-24)/4= -6; 5x-7x= -3-11, -2x= -14, x=(-14)/(-2)=7; 8y-4y= -1-11, 4y= -12, y=(-12)/4= -3.
- Автор:
  riyangac
- 5 лет назад
- 0
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