Question

решить уравнение 40×(420:n-37)=200

Answer 1

200 / 40 =5
37+5=42
420/42=10
40*(420/10-37)=200
420/10=42
42-37=5
40*5=200

Answer 2

40*(420:n-37)=200
420:n=5
n=84