Respuesta :

Answer:

x+y=4

Step-by-step explanation:

2x-4+2y-8=4

2x+2y-4-8=4

2x+2y-12=4

+12 +12

2x+2y=16

÷2 ÷2 ÷2

x+y=4

I'm unsure if this is correct, but I hope it helps :)

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