Question

Реши уравнение 320:(b•8-40)=10

Answer 1

320:(b•8-40)=10
(b•8-40)=320:10
(b•8-40)=32
b•8=32+40
b•8=72
b=72:8
b=9

Answer 2

320:(b•8-40)=10
(b•8-40)=320:10
b•8-40=32
b•8=40+32
b•8=72
b=9
Ответ:9