Question

galeraaa me ajudemm pffffffffffffffffffff

Answer 1

a) {2X-Y=3
    {X+2Y=4

1) -Y=3-2X
     Y=2X-3

2)X+2(2X-3)=4
   X+4X-6=4
   5X=10
     X=2

Y=2X-3
Y=2.2-3
Y=4-3
Y=1