5(2k+1 1/3) =2,4k+ 14/15
Ответ
4
5(2k+1 1/3) =2,4k+ 14/15
10k+20/3=2,4k+14/15
10k-2,4k=14/15-20/3
7,6k=-86/15
k=-86/15:76/10
k=-43/57
10k+20/3=2,4k+14/15
10k-2,4k=14/15-20/3
7,6k=-86/15
k=-86/15:76/10
k=-43/57
Ответ
1
5(2k+1 1/3)= 2,4k+14/15
5(2k+4/3)= 2,4k+14/15
10k+20/3=2,4k+14/15
10k-2,4k=14/15-20/3
7,6k=-86/15
k=-43/57
5(2k+4/3)= 2,4k+14/15
10k+20/3=2,4k+14/15
10k-2,4k=14/15-20/3
7,6k=-86/15
k=-43/57
10k+20/30=2,4k+14/15
10k-2,4k=14/15-20/30
7,6k=8/30
k=8/30:76/10
k=2/57
10k+20/3=2,4k+14/15
10k-2,4k=14/15-20/3
7,6k=-86/15
k=-86/15:76/10
k=-43/57