Question

{x-2y=1 }
{2x+3y=9 }

repde va rog​

Answer 1

{x-2y=1 /×(-2)

{2x+3y=9

{-2x+4y=-2

{2x+3y=9

_________ +

/ + 7y=7

y=7:7=1

x-2×1=1

x-2=1

x=1+2

x=3

Answer 2

Rezolvarea e in poza

x = 3

y =1

sper ca te-am ajutat :)