Помогите пж x-130=120+250 x=?

Question

Помогите пж x-130=120+250 x=?

Answer 1

Х-130=120+250
х-130=370
х=370+130
х=500
------------------------
500-130=120+250
370=370.

Answer 2

Х-130=120+250
х-130=370
х=500
Првоерка:
500-130=120+250
370=370