Question

X + 3y = 50
12x+y = 120​

Answer 1

$\blue{ \boxed{\texttt{Olá}}}$

nós resolvemos:

$\large\boxed{\bold{x + 3y = 50}}$

$x + 3y - 50 = 50 - 50$

$x + 3y - 50 = 0$

$\large\boxed{\bold{12x + y = 120}}$

$12x + y - 120 = 120 - 120$

$12x + y - 120 = 0$

$\blue{Espero \: te \: ajudar }$