Question

2x+3y=10
-2x+5y=22


2x+3y=10
-2x+5y=22

Answer 1

Olá,

Método de Adição:

$\left \{ {{2x+3y=10} \atop {-2x+5y=22}} \right.$

$8y=32$
$y= \frac{32}{8}$
$y=4$

$2x+3.(4)=10$
$2x+12=10$
$2x=10-12$
$2x=-2$
$x= \frac{-2}{2}$
$x=-1$


ESPERO TER AJUDADO!! =)