Question

2x+y=1
4x+2y=4 método grafico
ayuda porfa ​

Answer 1

Respuesta:

2×+y=1

4×+2y =4

2×=1-y

×=1-y/2

4(1-y/2)+2y =4

4-4y/2+2y=4

4-4y/2=4-2y

4-4y=2(4-2y)

4-4y=8-4

-4y+4y=8-1

y=4

hallando×

2×+4=1

2×=1-4

2×=-3

x=-3/2