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a fost răspuns

aflati numerele x,y,z stiind ca x/3=y/7=z/11 si x+2y+3z=200

Răspuns :

x/3=z/11 11x=3z  z=11x/3
x/3=y/7 7x=3y y=7x/3

x+2y+3z=200
x+14x/3+11x=200
12x+14x/3=200
36x+14x=200 
50x=200
x=4

z= 11x/3= 44/3
y= 7x/3 = 21/3=7

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