Respuesta :

shallen

Answer:

y=-4

x=-2

Step-by-step explanation:

Given:

x+y=-6

y=2x

So, you can then substitute y for 2x

x+(2x)=-6

Then, solve for x

3x=-6

x=-2

Then solve for y

y=2x=2(-2)=-4
If y = 2x then you will just plug that into the next equation
x+2x = -6
3x = -6
x = -2

y = 2(-2)
y = -4

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