noriam2005PR noriam2005PR

23-07-2020
Mathematics

contestada

Create an equivalent system of equations using the sum of the system and the first equation.
-3x + y = 12
x + 3y = 6

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tramserran tramserran

23-07-2020

Answer: -3x + y = 12

-2x + 4y = 18

Step-by-step explanation:

-3x + y = 12

+ x + 3y = 6

-2x + 4y = 18

System of equations is:

-3x + y = 12

-2x + 4y = 18

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