Răspunsuri

2014-05-25T23:16:06+03:00
X,y,z,t  dp cu 4,6,9,7

x/4 =y/6= z/9 =t/7=k

x=4k
y=6k
z=9k
t=7k

x+y+z+t=104
4k+6k+9k+7k=104
26k=104
k=4

x=4*4=16
y=6*4=24
z=9*4=36
t=7*4=28