x+y+z=496
y=8x/15
x=z/(2 3/5)
z=13x/5
x+8x/15+13x/5=496 |*15
15x+8x+39x=7440
62x=7440
x=120
y=8*120/15
y=8*8
y=64
z=13*120/5
z=13*24
z=312
x+y+z=496
y=8x/15
x=z/(2 3/5)
x+y+z=496
y=8x/15
z=13x/5
x+8x/15+13x/5=496 |*15
15x+8x+39x=7440
62x=7440
x=120
y=8*120/15
y=8*8
y=64
z=13*120/5
z=13*24
z=312