Уравнения 5*х=60,x:9=369,225:c=45.

Question

Уравнения 5*х=60,x:9=369,225:c=45.

Answer 1

5*х = 60,
х = 60 : 5,
х = 12.

х : 9 = 369,
х = 369 : 9,
х = 41.

225 : с = 45,
с = 225 : 45,
с = 5.