Question

$2x + y = 4 \\ y = 2x$

Answer 1

$Bom \: \: dia!!! \\ \\ 2x + 2x = 4 \\ 4x = 4 \\ x = \frac{4}{4} \\ x = 1 \\ \\ y=2x\\y=2/times 1 \\y=2\\ \\ Espero \: \: ter \: \: ajudado! \\ Bons \: \: estudos!:)$

Answer 2

2x+y=4
y=2x
:
:
2x+2x=4
4x=4
x=4/4
x=1
:
:
y=2x
y=2*1
y=2


V=( 1 , 2 )