BeatrizO BeatrizO

24-01-2020
Mathematics

contestada

Solve the systems of equations using the substitution method.
5y-6=x
Y=-x

Respuesta :

Yang100 Yang100

24-01-2020

Answer:

x=-1, y=1. (-1, 1).

Step-by-step explanation:

5y-6=x

y=-x

-----------

5(-x)-6=x

-5x-6=x

-5x-x=6

-6x=6

x=6/-6

x=-1

y=-(-1)=1

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