Respuesta :

Answer:

Step-by-step explanation:

6x+18 = 54

2y = 24-8x

(I'm solving by substitution)

6x=54-18

6x=36

x=6

Then plug into the other equation

2y = -24 - 8x

2y = -24 - 8(6)

2y = -24 - 48

2y= -72

y=-36