Răspuns:
x=3/4....y=1....z=3/2
Explicație pas cu pas:
x/(1/4) =y/(1/3)=z/(1/2)
4x=3y=2z
z=2x si y=4x/3
atunci
x*4x/3+x*2x+4x/3*2x=3x*4x/3*2x
4x^2/3+2x^2+8x^2/3= 8x^3 |:x^2=/=0
4/3+2+8/3=8x |:8
1/6+1/4+1/3=x
1/6+7/12=x
2/12+7/12=x
9/12=x...x=9/12=3/4
y= 4x/3=1
z=2x=3/2
