Задача 58190 ...

603cefcdc87bcc1c7d5208fd

01.03.2021 16:45:41

(3,8x-14>1,3x+3,5 12,3x-14,6≤7,1x+32,2)


Решите систему неравенств

5f3ea7e3faf909182968ddd9

01.03.2021 18:39:26

★

[m]\left\{\begin {matrix}3,8x–14>1,3x+3,5 \\12,3x–14,6≤7,1x+32,2\end {matrix}\right.[/m]

[m]\left\{\begin {matrix}3,8x-1,3x>14+3,5 \\12,3x–7,1x≤14,6+32,2\end {matrix}\right.[/m]

[m]\left\{\begin {matrix}2,5x>17,5 \\5,2x≤46,8\end {matrix}\right.[/m]

[m]\left\{\begin {matrix}x>7 \\x≤9\end {matrix}\right.[/m]

О т в е т. (7;9]