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

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What is the SUM of x and y?
6x + 3y = 21
8x - 3y = 7




What is the SUM of x and y?
9x - 2y = 59
3x - 3y = 15




What is the SUM of x and y?
6x - 7y = 63
6x - 6y = 60




What is the SUM of x and y?
8x - 2y = 50
9x - 4y = 51




What is the SUM of x and y?
7x - 9y = 10
9x + 5y = -70

What is the SUM of x and y?
5x + 9y = 53
2x - 8y = -60




What is the SUM of x and y?
7x - y = 12
5x - 2y = 15




What is the SUM of x and y?
9x - 8y = 11
7x - 2y = 17




What is the SUM of x and y?
6x + 4y = 20
3x + 9y = 3




What is the SUM of x and y?
9x - 6y = 27
2x + 6y = 28

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