(360+Х)*1002=731460 420:(160-1000:Х)=12

Question

(360+Х)*1002=731460
420:(160-1000:Х)=12

Answer 1

(360+х)*1002=731460
360720+1002х=731460
1002х=731460-360720
1002х=370740
х=370740:1002
х=370

420:(160-1000:х)=12
160-1000:х=420:12
160-1000:х=35
1000:х=160-35
1000:х=125
х=1000:125
х=8