Question

Putin ajutor la ex 20 Dau coroana plss !

Answer 1

$20) \\ \\ \frac{x \times y}{y \times z} = \frac{6}{12} = \frac{x}{z} = \frac{1}{2} \\ \\ \frac{x \times z \times t}{z} = x \times t = \frac{1}{2} \times 20 = 10$