derricksmalls790 derricksmalls790

17-03-2020
Mathematics

contestada

−x+4y=−9
y=−2x+6

Is (2,3)(2,3)left parenthesis, 2, comma, 3, right parenthesis a solution of the system?

Respuesta :

dorcasolorunshola dorcasolorunshola

18-03-2020

Answer:

16/7 or 1.857

Step-by-step explanation:

-x-4[2x+6]=-9

-x-8x+24=-9

-9x+24=-9

-9x=-9-24

-9x=-15

divide both sides then it gives u 1.857.

Answer Link

changyongshin05 changyongshin05

20-03-2020

Answer:

Yes, it is a solution to the system.

Step-by-step explanation:

Answer Link

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