rachellynnknott rachellynnknott
  • 16-02-2021
  • Mathematics
contestada

please
Use substitution to find the solution to the system of equations.

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



a(3, -3)
b(-3, 6)
c(-2, 2)
d(-6, 3)

Respuesta :

georgiapeachgirl69 georgiapeachgirl69
  • 16-02-2021
Answer would be a.
Explanation:
(3)-(-3)=6
3+3=6
Correct

(3)+3(-3)=6
3-9=-6
Answer Link

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