Question

Find the solution of this system of equations -2x-4y=42 2x-8y=18

Answer 1

Answer:

(-11, -5)

Step-by-step explanation:

Use elimination

-2x-4y = 42

2x-8y = 18

-12y = 60

y = -5

Plug it back in

2x-8(-5) = 18

2x+40 = 18

2x = -22

x = -11

(-11, -5)

Answer 2

Answer:

(-11, -5)

Step-by-step explanation:

It's right