MayaEThomas MayaEThomas

24-01-2021
Mathematics

contestada

Solve the system by substitution.
-2x + 7y = 15
бу = 3

Respuesta :

yasmitadp yasmitadp

24-01-2021

Answer:

Step-by-step explanation:

-2x + 7(1/2) =15

-4x +7 =30

-4x =23

x=-23/4

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