Question

ajuda por favor!!!!!

Answer 1

$\dfrac{20}{50} = \dfrac{16}{x}$

Multiplique cruzado

$20x = 800$

$x = \dfrac{800}{20}$

x=40

Answer 2

20/16 = 50/x

20x = 16*50

20x = 800

X= 800/20

X= 40