Răspunsuri

2014-03-16T13:20:42+02:00
1/2X=1/Y rezulta ca y=(1/2x)/(1/3)
x+(1/2x)/(1/3)=360
x+1/2x*3=360
x+3*0,5x=360
x+1,5x=360
2,5x=360
x=360/2,5=144
y=360-144=216

de ce 1\2=1\y
scuze era `1/2x=1/3y
si asta pt ca x si y sunt invers proportionale cu 1/2 si 1/3