Question

9х-4*3х-45=0 математика

Answer 1

9х-4*3х-45=09х-12х-45=0
-3х=0+45
-3х=45
х=45/(-3)
х=-15

Answer 2

9x-4*3x-45=0
9x-12x-45=0
-3x-45=0
-3x=45
x=45/-3
x=-15
Ответ:-15