280  SystemEq3
What is the SUM of x and y? 2

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What is the SUM of x and y?
4x - 4y = -12
9x + 3y = -39




What is the SUM of x and y?
5x + y = -4
3x - 3y = 12




What is the SUM of x and y?
4x + 9y = -45
3x - y = 5




What is the SUM of x and y?
3x - 6y = -18
6x + 2y = -22




What is the SUM of x and y?
4x - 4y = -8
5x - y = -10

What is the SUM of x and y?
7x - 6y = 53
7x + 2y = 29




What is the SUM of x and y?
3x - 3y = 6
9x - 7y = 12




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




What is the SUM of x and y?
3x + 2y = 13
9x + 2y = 55




What is the SUM of x and y?
6x + 9y = 51
9x - y = 33

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