Question

Даю 35 баллов! Срочно помогите!!!
17x - 8 = 40 + x

5 + 4x = x + 23

6x + 7 = x + 27

Answer 1

17x - 8 = 40 + x
17x-x=40+8
16x=48
x=48:16
x=3

5 + 4x = x + 23
4x-x=23-5
3x=18
x=6

6x + 7 = x + 27
6x-x=27-7
5x=20
x=20:5
x=4

Answer 2

спасибо