853  SystemEq2
What is the SUM of x and y? 2

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What is the SUM of x and y?
3x - y = 21
3x + y = 9




What is the SUM of x and y?
3x - y = -6
2x + 3y = -26




What is the SUM of x and y?
2x - y = 6
2x - 3y = 18




What is the SUM of x and y?
2x + y = 6
3x - 3y = -27




What is the SUM of x and y?
3x + y = 29
2x + y = 21




What is the SUM of x and y?
2x + 3y = -2
2x - y = 6




What is the SUM of x and y?
2x - 2y = -10
2x - y = -5




What is the SUM of x and y?
2x - 3y = 1
3x + y = 7




What is the SUM of x and y?
2x - 2y = 12
3x + y = 18




What is the SUM of x and y?
2x + 3y = 16
3x + 2y = 9




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