280  SystemEq3
What is the SUM of x and y? 1

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What is the SUM of x and y?
4x - 5y = -31
7x - 5y = -43




What is the SUM of x and y?
6x - 9y = -39
8x + 9y = -31




What is the SUM of x and y?
4x - y = -16
3x - 8y = 17




What is the SUM of x and y?
4x + 3y = -3
7x + 4y = -9




What is the SUM of x and y?
9x - 9y = 36
3x + 8y = 23

What is the SUM of x and y?
2x + y = 20
8x - 2y = 44




What is the SUM of x and y?
5x + 2y = 39
9x - 9y = -18




What is the SUM of x and y?
2x + 4y = 12
5x - y = -14




What is the SUM of x and y?
2x - 2y = 18
8x + y = 45




What is the SUM of x and y?
8x + 2y = 36
2x + 6y = -2

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