Question

решите уравнения 12/x=400/160 1,44/4=x/5 125/0,5=x/1,5

Answer 1

12/x = 400/160
12/x = 400/160 , x ≠ 0
12/x = 5/2
24 = 5x
5x = 24
x = 24/5 , x ≠ 0
x = 24/5 = 4,8

1,44/4 = x/5
0,36 = x/5
1,8 = x
x = 1,8

125/0,5 = x/1,5
250 = x/3/2
250 = 2x/3
750 = 2x
2x = 750
x = 375