х= 2/3у, z=7/4y
тогда: 2/3y+y+7/4y=82 y(2/3+1+7/4)=82 y=24
x=2/3*24=16
z=7/4*24= 42
xyz=16*24*42=16128
х= 2/3у, z=7/4y
тогда: 2/3y+y+7/4y=82 y(2/3+1+7/4)=82 y=24
x=2/3*24=16
z=7/4*24= 42
xyz=16*24*42=16128