1) 6x + 1000 = 66046x = 6604 - 10006x = 5604x = 5604 / 6x = 934
2) 900 - x/7 = 765
Ответ: x1 = 934, x2 = 945.
1) 6x + 1000 = 6604
6x = 6604 - 1000
6x = 5604
x = 5604 / 6
x = 934
2) 900 - x/7 = 765
x/7 = 765 - 900x/7 = -135x = -135 * (-7)
x = 945
Ответ: x1 = 934, x2 = 945.