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

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




What is the SUM of x and y?
3x - y = 8
2x + y = 12




What is the SUM of x and y?
x + 3y = -19
3x - y = -7




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




What is the SUM of x and y?
x - 3y = 12
x + 3y = 0

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




What is the SUM of x and y?
2x - 3y = 20
3x + 2y = 17




What is the SUM of x and y?
x - 3y = 6
2x + y = -9




What is the SUM of x and y?
3x - y = 25
x - y = 11




What is the SUM of x and y?
2x + y = -6
3x + y = -10

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