Question

resolver por reducción :
2(x+5)=4(y-4x)
10(y-x)=11y-12x
​

Answer 1

Respuesta:

2.x + 2.5 = 4.y+4.(-4x)

2x + 10 = 4y -16x

2x-4y+16x= -10

14xy = -10

xy = -10 -14

xy = -24