690  SystemEq1
What is the SUM of x and y? 2

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What is the SUM of x and y?
3x - 3y = -9
2x - y = -1




What is the SUM of x and y?
3x - y = 17
3x - 3y = 15




What is the SUM of x and y?
x - y = 9
2x - 3y = 20




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




What is the SUM of x and y?
2x - 2y = 14
3x + 2y = 6




What is the SUM of x and y?
2x + 3y = -16
3x - 3y = 6




What is the SUM of x and y?
x + 2y = -8
2x - 2y = -4




What is the SUM of x and y?
2x - y = 7
3x - 2y = 11




What is the SUM of x and y?
3x - y = -6
2x + 3y = -4




What is the SUM of x and y?
2x - 2y = -10
x - 2y = -12




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690    7 7 5 -1 1 ( 19 )   -6 -6 2 -2 9 ( -3 )   [[ 16 ]]