Question

$\frac{2x}{5} = 4$

Answer 1

2x/5=4/1
20=2x
2x=20
x=20/2
x=10

espero ter ajudado!

Answer 2

$\frac{2x}{5} =4$
$2x=5*4$
$2x=20$
$x= \frac{20}{2}$
$x=10$

Resposta: x=10