Question

sabendo que x/3 = y/9 = z/12 eque x+y+z=8, determine os valores de x, y e z

Answer 1

$\frac{x}{3} = \frac{y}{9} = \frac{z}{12} = \frac{12x = 4 y = 3z}{36} = 12x = 4y = 3z$
x= 1
y=3
z=4