Question

me ajudem pfv urgente
a- {4x+2y=22
{5x+2y=26

Answer 1

{4x+2y=22×(-1)
{5x+2y=26

{-4x-2y= -22
{5x+2y=26

x=4

5.(4)+2y=26
20+2y=26
2y=26-20
2y=6
y=6/2

y=3