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

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What is the SUM of x and y?
7x - 2y = 21
7x + 4y = 63




What is the SUM of x and y?
2x + y = 7
9x - 9y = 72




What is the SUM of x and y?
2x - 3y = -18
4x - 4y = -24




What is the SUM of x and y?
6x + 4y = 28
8x + 2y = 34




What is the SUM of x and y?
2x - 9y = -58
4x + 9y = 46

What is the SUM of x and y?
8x - 6y = 28
3x + 5y = -4




What is the SUM of x and y?
9x + 7y = 25
8x - 8y = 8




What is the SUM of x and y?
3x - 7y = 5
5x + 8y = -31




What is the SUM of x and y?
3x - 5y = 25
8x + 5y = 30




What is the SUM of x and y?
9x + 6y = -9
5x + 6y = -13

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