Question

Aflati nr.x.y.z stiind ca : x:y=1 y:z=2 y-z=4

Answer 1

x:y=1 => x=y

y:z=2 =>y=2z

y-z=4 => y=z+4

2z=z+4 /-z

z=4

y=2×4

y=8

×=8

R: x=8

y=8

z=4