10х-х=27,74 найди дробъ

Question

10х-х=27,74 найди дробъ

Answer 1

9х=27.74
Х=27.74:9
Х=2774 •1
100. 9
Х=1387 •1
50. 9
Х=1387
450

Answer 2

10-x=27,74
9x=27,74
27,74/9x=1387/450