desireemalulani desireemalulani

10-09-2020
Mathematics

contestada

Determine whether the given ordered pair is a solution of the system.
(2,-1)
7x + 2y = 12
6x - 3y = 20

Respuesta :

njrcomps11 njrcomps11

10-09-2020

Answer:

Not a solution of the system

Step-by-step explanation:

Substitute 2 for x and -1 for y

[tex]7(2)+2(-1)=12\\6(2)-3(-1)=20[/tex]

Simplify

[tex]14-2=12\\12+3=20[/tex]

Simplify

[tex]12=12\\15\neq 20[/tex]

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