duong02102008 duong02102008

19-04-2021
Mathematics

contestada

21x+7y=42
-5x+5y=10
x=
y=

Respuesta :

sadiethom06 sadiethom06

19-04-2021

Answer:

21x+7y=42

x=0 OR 2

y=6 OR 0

-5x+5y=10

x=0 OR -2

y=0 OR 2

Step-by-step explanation:

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