Question

1225(не дробь)=715(дробь)Х Помогите даю 35 баллов

Answer 1

12/25=7/15 / x

12/25x=7/15

x=7/15:12/25=7/15*25/12

x=35/36

Answer 2

12/25=7/15x

180x=175

x=35/36