Question

Exercițiul urmator 5

Answer 1

Explicație pas cu pas:

x/y=z/t=u/v=2/3=k

x,z,u=2k

y,t,v=3k

a)y+t+v=12

3k+3k+3k=12

9k=12

k=12/9=4/3

x,z,u=2×4/3=8/3

y,t,v=3×4/3=4

b)y+t+v=15

9k=15

k=5/3

x,z,u=2×5/3=10/3

y,t,v=3×5/3=5

c)y+t+v=21

9k=21

k=7/3

x,z,u=2×7/3=14/3

y,t,v=3×7/3=7

Sper ca te-am ajutat!