Question

1000000-(89*а)=956479

Answer 1

1 000 000 - (89*a)= 956 479
89*a=1 000 000 - 956 479
89*a=43 521
a=43 521 : 89
a=489

Answer 2

89а=1000000-956479
89а=43521
а=43521:89
а=489