Question

cum se rezolva:x/5=y/3=z/2 ,x-y=4

Answer 1

x/5=y/3=z/2=k
x/5=k deci x=5k
y/3=k deci y=3k
z/2=k deci z=2k
x-y=4
inlocuim x si y
5k-3k=4
2k=4
k=4:2
k=2

x=5*2=10
y=3*2=6
z=2*2=4