Решите уровнения: 8 (x-14) = 56 (46-x) * 19=418 9 (143-13x) = 234 17 (5x-16) = 192

8 (x-14) = 56

8x-112=56

8x=56+112

8x=168

x=168:8

x=21

(46-x) * 19=418

874-19x=418

-19x=418-874

-19x=-456

x=-456: (-19)

x=24

9 (143-13x) = 234

1287-117x=234

-117x=234-1287

-117x=-1053

x=-1053: (-117)

x=9

17 (5x-16) = 192

85x-272=192

85x=192+272

85x=464

x=464:85

x=5.46