x

1-1o1o

2o5o782o5o78184571x5??+x4??+x2

255278255278255278x5??+x4??+x2

2142275o275ox6??+x2??+x1

558

5x5??+??5x4??+??8x2??=??61

8x5??+??5x4??+??5x2??=??7o

5x6??+??8x2??+??5x1??=??51

657457

78

3113

232

16

16

16

16

45o65o