Question

Determinati x,y,z stiind ca x/3=y/5=z/9,si
x+y+z=34

Answer 1

x/3=y/5 => x=3y/5
y/5=z/9 => z=9y/5

3y/5+y+9y/5=34
17y/5=34
y=(34*5)/17
y=10

=> x=30/5=6
z=90/5=18