991  SystemEq1
What is the SUM of x and y? 1

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What is the SUM of x and y?
x - 3y = 9
2x + y = 11




What is the SUM of x and y?
2x - y = 10
3x - y = 15




What is the SUM of x and y?
3x + y = 6
x + 3y = 10




What is the SUM of x and y?
3x - y = 21
2x - y = 14




What is the SUM of x and y?
x - 3y = 1
2x + y = -12

What is the SUM of x and y?
2x + y = 15
3x - y = 5




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




What is the SUM of x and y?
2x - 3y = -16
3x - 3y = -18




What is the SUM of x and y?
x - 3y = -9
3x + 2y = -5




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

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