Question

156,35 - (x + 20,36) = 120,6

Answer 1

Ответ:

(x+20,36)=156,35-120,6

x+20,36=35,75

x=35,75-20,36

x=15,39

Answer 2

156,35-х-20,36=120,6
-х=120,6-156,35+20,36
-х=-15,39
х=15,39