4x = 2y
[tex]x=\frac{2y}{4}[/tex] ( simplificando por 2 );
[tex]x=\frac{1y}{2}[/tex]
[tex]x=\frac{1.2}{2}[/tex]
[tex]x=\frac{2(:2)}{2(:2)} =[/tex]
x = 1
2x + 3y = 8
[tex]2.(\frac{1y}{2} )+3y=8[/tex]
[tex]\frac{2y}{2} +3y =8[/tex]
y + 3y = 8
4y = 8
[tex]y=\frac{8}{4}[/tex]
y = 2
