amykookie24 amykookie24

02-02-2019
Mathematics

contestada

2x minus y equals 6, x plus y equals negative 3

Respuesta :

zanaplen27 zanaplen27

06-02-2019

Answer:

y=-4, x=1

Step-by-step explanation:

2x-y=6 x+y=-3

2(-3-y)-y=6 x=-3-y

-6-2y-y=6 x=-3+4

-3y=12 x=1

y=-4

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