Question

помогите решить уравнения

(223440-130*х):35=6020

(31*550-х)*120=10200

Answer 1

1. 223440-130*x=210700
-130*x=-12740
X=98

2.(31*550-x)= 100
17050-x=100
-x=-16950
X=16950
Вроде так

Answer 2

(223440-130•х):35=6020
(223440-130•х)=6020•35
(223440-130•х)=210700
130•х=223440-210700
130•х= 12740
Х=12740:130
х=98