= \frac{x}{22} = \frac{z}{30} e x + y + z = 840"/> = \frac{x}{22} = \frac{z}{30} e x + y + z = 840 ✪ Resposta Rápida ✔"/> = \frac{x}{22} = \frac{z}{30} e x + y + z = 840"/>