Question

Решите плиз 1,3:3,9=x:0,6

Answer 1

1,3:3,9=х:0,6
х×3,9=1,3×0,6
3,9х=0,78
х=0.2

Answer 2

Спссибо

Answer 3

3,9x = 1.3*0.6

3.9x = 0.78

x = 0.78/3.9

x = 0.2