Question

14x+9x+88=272

 

25x-16x+54=162

Answer 1

1. 14х+9х+88=272
23х=184
х=8
ответ: 8
2. 25х-16х+54=162
9х=108
х=12
ответ: 12

Answer 2

2) 9х=108
    х=108/9
    х=12

Answer 3

х=184/24

Answer 4

х=8