Question

x,y,z sunt direct proportionale cu 4,6,8 si dif dintre cel mai mare si cel mai mic e de 12

Answer 1

z-x=12
z=12+x

x/4=y/6=z/8
→ x/4=(12+x)/8
4(12+x)=8x
48+4x=8x
4x-8x=-48
-4x=-48
x=12

→z=12+12=24

→x/4=y/6
y/6=12/4
y/6=3
y=6*3
y=18

12/4=18/6=24/8=3