Question

Determine o valor de xyez sabendo que x+y+z=80ex/2=y/4=z/14

Answer 1

Resposta:

x+y+z=80

e

x/2=y/4=z/14

x/2=z/14 ==> z=7x

x/2=y/4 ==>y=2x

x+2x+7x=80

10x=80  ==>x=8

y=2x=2*8=16

z=7x=7*8 = 56