Question

у решите уравнение 6 2/3: 1 7/9x=0.48:1,2 

Answer 1

1 7/9x*0,48=6 2/3*1,2
16/9x*48/100=20/3*12/10
64/75x=8
x=8*75/64
x=75/8
x=9 3/8
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6 2/3:1 7/9x=0,4
1 7/9x=6 2/3:0,4
16/9x=20/3*10/4
16/9x=50/3
x=50/3*9/16
x=75/8
x=9 3/8