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

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What is the SUM of x and y?
2x - y = 18
6x + 9y = 6




What is the SUM of x and y?
7x + 3y = 43
5x - 3y = 5




What is the SUM of x and y?
5x - 4y = -17
3x - y = -6




What is the SUM of x and y?
2x + 7y = -36
5x - y = -16




What is the SUM of x and y?
8x + y = -4
6x - 9y = 36

What is the SUM of x and y?
9x - 7y = 47
3x - 9y = 9




What is the SUM of x and y?
8x - 9y = -6
5x - 6y = -6




What is the SUM of x and y?
3x - 9y = 45
3x - 6y = 33




What is the SUM of x and y?
7x + 6y = 53
9x - 3y = 36




What is the SUM of x and y?
6x + 4y = 54
4x - 6y = 10

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